Health

No Safe Level: Study Links Even Low Alcohol Intake to Higher Cancer Risk

Published

2 months ago

June 1, 2026

No Safe Level: Study Links Even Low Alcohol Intake to Higher Cancer Risk

Seattle, Washington – Even a single daily drink could be enough to raise the risk of cancer, according to a major global study that delivers one of the strongest warnings yet about alcohol’s impact on human health. The massive analysis, covering 843 scientific studies and millions of people worldwide, found that alcohol is linked to a wide range of serious diseases, with cancer risks increasing even at low levels of drinking. Researchers declared that the findings reinforce a blunt scientific reality: alcohol is a known cause of cancer, officially classified as a Group 1 carcinogen by the World Health Organization’s International Agency for Research on Cancer (IARC) — the same category as tobacco, asbestos, and ionising radiation. And crucially, they warn there may be no completely safe level of consumption when it comes to cancer.

The study, published in Nature Health on June 1, 2026, examined alcohol’s effects on 20 major diseases, including multiple cancers, liver failure, heart disease, infections, and brain disorders. Across almost every category, the risks rose as drinking increased, but in several cancers, damage began at surprisingly low intake levels. The research applied the Institute for Health Metrics and Evaluation’s Burden of Proof (BoP) meta-analytic framework to carefully account for differences across studies and determine the most conservative estimate supported by the data.

One of the most alarming findings involved cancers of the throat and upper airways. The study found that pharyngeal cancer (excluding nasopharyngeal cancer) showed the strongest association, with at least a 105% increase in risk at average consumption levels — earning the highest five-star rating in the study’s evidence grading system. At around two alcoholic drinks per day (20g of alcohol), researchers found a 56% higher risk of certain pharyngeal cancers compared with non-drinkers. At higher levels, the danger escalated sharply, with risk more than tripling in some cases. At 40 grams per day (approximately four standard drinks), the mean relative risk reached 2.73 (230-323% increase), and at 76 grams per day (about 7.5 drinks), risk soared to 4.24 times higher than non-drinkers. The dose-response relationship for pharyngeal cancer was found to be non-linear, with risk increasing steeply at lower intake levels before levelling off at higher exposures. This means the greatest proportional increase in risk occurs at relatively low levels of drinking.

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The study found harmful associations between alcohol use and all ten cancers examined, with risk increasing progressively as intake rose. Even consumption below one standard drink per day (less than 10 grams of pure alcohol) was associated with elevated risk for cancers of the pharynx, colorectum, esophagus, breast, liver, pancreas, and prostate. Laryngeal cancer, colorectal cancer, and lip and oral cavity cancer showed moderate evidence of harm, with the analysis indicating risk increases of at least 22% to 49% (three-star associations). Cirrhosis and other chronic liver diseases showed at least a 40% increase in risk, while pancreatitis showed at least a 22% increase (three-star associations). Esophageal cancer, breast cancer, liver cancer, pancreatic cancer, and prostate cancer showed weaker but consistent evidence of harm, with risks rising steadily as consumption increased (two-star associations). Of all cancers studied, stomach cancer was the one health outcome needing additional evidence to better understand the strength of the relationship.

The study’s findings challenge the widespread belief that moderate drinking is harmless. While some earlier research has suggested that small amounts of alcohol might offer limited protection against conditions such as heart disease, dementia, and diabetes, the authors of the new study explained that these findings are uncertain and likely influenced by differences in lifestyle, diet, and health status between drinkers and non-drinkers. For several non-cancer outcomes, the dose-response relationship was J- or U-shaped. Type 2 diabetes showed a small reduction in risk of at least 4.5% at low-to-moderate intake levels. Alzheimer’s disease and other dementias showed a reduction of at least 6.4% at low-to-moderate intake levels. For ischaemic heart disease, ischaemic stroke, and haemorrhagic stroke, evidence of lower risk at low-to-moderate intake was inconsistent. However, importantly, any possible protective effects disappeared as alcohol intake increased, while cancer risks continued to rise. At higher levels of consumption, the evidence points to increased risk across every outcome examined. Atrial fibrillation and flutter showed increased risk, with the analysis indicating at least a 6% increase.

The mechanisms through which alcohol increases cancer risk are well-established. According to health authorities, ethanol and its main metabolite acetaldehyde can damage DNA in cells, leading to mutations that can trigger cancer development. Alcohol also increases oestrogen levels, which is particularly important for breast carcinogenesis. It can act as a solvent for tobacco carcinogens, enhancing their cancer-causing effects, and produce reactive oxygen species and nitrogen species that can damage cellular components. Additionally, alcohol can alter folate metabolism, affecting DNA synthesis and repair. Crucially, alcohol’s carcinogenic effect is independent of the type of alcoholic beverage. The risk is the same whether the drink is beer, wine, or spirits. It is the ethanol itself — and its metabolite acetaldehyde — that causes the damage.

The researchers warned of a major public awareness gap. While most people understand the link between smoking and cancer, far fewer realise that alcohol is also a direct carcinogen. “This is not just a lifestyle issue; it is a cancer risk issue,” the study implies through its findings, highlighting alcohol as one of the most widespread avoidable causes of disease globally. According to a February 2026 survey by the Annenberg Public Policy Center, only 53% of American adults say that regularly consuming alcohol increases cancer risk — statistically unchanged from the previous year. More than a quarter (29%) remain unsure how alcohol consumption affects cancer risk. The survey noted that public awareness had improved following the U.S. Surgeon General’s January 2025 advisory on alcohol and cancer risk, which called for updated warning labels on alcoholic beverage containers. However, when the U.S. Department of Agriculture later removed the warning linking alcohol consumption to cancer from the Dietary Guidelines, it “turned its back on a substantial body of research,” according to APPC Director Kathleen Hall Jamieson.

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Alcohol consumption accounts for an estimated 741,300 new cases of cancer worldwide annually (about 4% of all new cancer cases) and contributes to nearly 400,000 deaths due to cancer every year. Half of all alcohol-attributable cancers in the WHO European Region are caused by “light” and “moderate” alcohol consumption — defined as less than 1.5 litres of wine, less than 3.5 litres of beer, or less than 450 millilitres of spirits per week. The World Health Organization’s Regional Office for Europe and IARC launched a new volume of the IARC Handbooks of Cancer Prevention in October 2025, focusing specifically on the impact on cancer of reduction or cessation of alcohol consumption and the effectiveness of alcohol policies.

The authors called for stronger public warnings, clearer labelling, and updated health guidance that reflects alcohol’s cancer risk more directly. The UK Government’s National Cancer Plan for England, published in February 2026, acknowledges this need, committing to mandatory requirements for alcoholic drinks to display consistent nutritional information and health warning messages. Dr. Emmanuela Gakidou, senior author and Professor at IHME, explained the complexity: “The science on alcohol and health is genuinely complex. For cancer, the evidence is consistent and unambiguous: risk rises with any level of alcohol intake. For some cardiometabolic and dementia outcomes, studies suggest small reduced risks at low-to-moderate consumption, but those associations became weaker and reversed at higher levels of drinking. Rather than interpreting these results as an endorsement of drinking, they lay out a complex map of where the evidence is strong, weak, or mixed.” Dr. Xiaochen Dai, lead author and research collaborator at IHME, added: “Our framework takes a cautious approach by accounting for differences across studies and reporting the smallest plausible effect supported by the data. For some cardiometabolic and dementia outcomes, the relationship is more complex, and the evidence is weaker, which is exactly what our star ratings are designed to make clear.”

For millions of people who see alcohol as a normal part of daily life, the message from this landmark study is stark: even “moderate” drinking may come with a hidden cost — and that cost could be cancer. The study’s findings suggest that drinking guidelines should be informed by up-to-date evidence across the full range of health outcomes, discourage heavy episodic drinking, and clearly communicate that even low-to-moderate intake is associated with elevated risk for several conditions, especially cancers. The researchers note that complete cessation of alcohol consumption is the only certain way to eliminate alcohol-related cancer risk entirely.

For quick reference, the cancer risk findings at average consumption levels are as follows: pharyngeal cancer shows at least a 105% increase with five-star evidence; laryngeal cancer shows at least a 49% increase with three-star evidence; cirrhosis and chronic liver disease show at least a 40% increase with three-star evidence; colorectal cancer shows at least a 22% increase with three-star evidence; lip and oral cavity cancer shows at least a 22% increase with three-star evidence; pancreatitis shows at least a 22% increase with three-star evidence; and esophageal, breast, liver, pancreatic, and prostate cancers show consistent evidence of harm with two-star evidence ratings.

No Safe Level: Study Links Even Low Alcohol Intake to Higher Cancer Risk

Health

FG expands emergency healthcare services to 34 states

Published

1 week ago

July 9, 2026

Trends Admin

Minister of State for Health and Social Welfare, Dr. Iziaq Salako

FG expands emergency healthcare services to 34 states

The Federal Government (FG) has expanded the National Emergency Medical Service and Ambulance System (NEMSAS) to 34 states, in a major push to improve emergency healthcare, strengthen intensive and critical care services, and accelerate progress towards Universal Health Coverage (UHC) across Nigeria.

The expansion was announced by the Minister of State for Health and Social Welfare, Dr. Iziaq Salako, during the opening of the 11th Annual Scientific Conference and Annual General Meeting of the Intensive and Critical Care Society of Nigeria (I-CCSN) in Abuja.

Speaking on the conference theme, “Sustainable Financing for Intensive Care in Public Hospitals in Nigeria,” Salako described emergency and intensive care as essential pillars of a resilient healthcare system, saying timely access to quality treatment saves lives, reduces preventable deaths and protects families from the devastating financial impact of critical illnesses.

According to a statement issued by the ministry’s Assistant Director of Information and Public Relations, Ado Bako, the minister said the expansion of NEMSAS from its pilot phase in the Federal Capital Territory (FCT) to 34 states represents one of the Federal Government’s flagship health sector reforms, with efforts already underway to extend the programme to all 36 states and the FCT.

The National Emergency Medical Service and Ambulance System (NEMSAS) was established to provide a coordinated national emergency response by ensuring the rapid evacuation and transportation of critically ill or injured patients to appropriate healthcare facilities. The initiative supports victims of road traffic crashes, maternal emergencies, medical complications, disasters and other life-threatening situations that require urgent intervention.

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Salako said the Tinubu administration considers emergency and critical care a strategic investment in Nigeria’s healthcare system, noting that improved emergency response capacity is critical to achieving better health outcomes, strengthening national health security and reducing avoidable deaths.

He observed that delivering quality intensive care requires sustained investments in specialised infrastructure, fully equipped ambulances, intensive care units (ICUs), trauma centres, medical oxygen systems, modern diagnostic equipment, reliable electricity supply and highly trained healthcare professionals.

The minister also expressed concern over Nigeria’s continued dependence on out-of-pocket healthcare spending, warning that many households are forced into financial hardship because of the high cost of emergency treatment and intensive care.

To reduce this burden, he said the Federal Government is expanding health insurance coverage, strengthening sustainable healthcare financing and implementing reforms aimed at making emergency medical services more accessible and affordable.

According to Salako, the government is simultaneously implementing complementary programmes to improve maternal and newborn healthcare, strengthen referral systems and integrate ambulance services with intensive care units, operating theatres, rehabilitation centres and medical oxygen supply networks.

He added that lessons from the COVID-19 pandemic have prompted increased investment in medical oxygen infrastructure, with Pressure Swing Adsorption (PSA) oxygen plants already installed in several federal and state health facilities to improve oxygen availability for critically ill patients.

The minister further disclosed that the government is promoting digital health technologies, telemedicine and tele-critical care services to bridge gaps in access to specialist healthcare, particularly in underserved and rural communities.

Salako emphasised that achieving sustainable emergency healthcare requires stronger collaboration among the Federal Government, state governments, healthcare institutions, professional associations, academic and research institutions, development partners, civil society organisations and the private sector.

He also called for greater investment in healthcare workforce development through the training of more intensive care physicians, emergency medicine specialists, nurses, physiotherapists, pharmacists, anaesthetists, biomedical engineers and other specialised healthcare professionals.

The minister said these reforms align with the Nigeria Health Sector Renewal Investment Initiative and other ongoing efforts to strengthen primary healthcare, emergency medical services and referral systems nationwide.

Earlier, Chairman of the Conference Local Organising Committee, Dr. Harrison Nwogu, said participants would examine the persistent underfunding of intensive care units and explore innovative financing mechanisms, including public-private partnerships (PPPs), expanded health insurance, philanthropic support and diaspora investment.

Chairman of the occasion and Chief Medical Director of Zenith Medical and Kidney Centre, Dr. Olalekan Olutesi, urged wealthy Nigerians and corporate organisations to invest more in the health sector, suggesting tax incentives to encourage greater private-sector participation in healthcare delivery.

Delivering the keynote address, Professor Tamuno-Ojuemi Ogaji advocated a sustainable financing framework that guarantees access to quality intensive care regardless of a patient’s financial status.

He identified inadequate infrastructure, shortages of medical equipment and consumables, unstable electricity supply, limited intensive care beds and insufficient funding as some of the major obstacles affecting critical care delivery in Nigeria.

Also speaking, the Emir of Wase, Dr. Muhammadu Haruna, who represented the Emir of Tula, Dr. Abubakar Buba, described intensive care as a national development issue that affects every Nigerian family.

He said strengthening emergency and critical care services would improve survival rates, reduce preventable deaths and contribute significantly to Nigeria’s economic and social development.

The Federal Government expressed confidence that the continued expansion of NEMSAS, improved healthcare financing, stronger referral systems and sustained investments in emergency medical infrastructure would significantly improve access to life-saving care and strengthen Nigeria’s overall healthcare system.

FG expands emergency healthcare services to 34 states

Health

Tinubu approves new health technology agency to modernise Nigeria’s healthcare system

Published

3 weeks ago

June 26, 2026

Trends Admin

FG Clears N39.6bn Pension Arrears for Former NITEL, PHCN, Bank Workers

Tinubu approves new health technology agency to modernise Nigeria’s healthcare system

President Bola Tinubu has approved the establishment of the National Health Technology and Data Analytics Office (NHTDAO), a landmark initiative aimed at accelerating the digital transformation of Nigeria’s healthcare system through innovation, data-driven decision-making and improved coordination across the health sector.

The Presidency also announced the appointment of Dr. Obi Adigwe, a respected pharmaceutical researcher and health innovation expert, as the pioneer National Coordinator of the newly created office.

The development was disclosed in a statement issued by the Special Adviser to the President on Information and Strategy, Bayo Onanuga, who said the new agency would operate under the Office of the Coordinating Minister of Health and Social Welfare.

According to the Presidency, the NHTDAO will serve as a central coordinating platform for health technology, digital health systems and data analytics, helping to unify public and private healthcare institutions without taking over the statutory responsibilities of existing agencies.

Rather than replacing institutions already operating within the health sector, the office will strengthen collaboration among federal and state governments, healthcare providers, development partners and regulatory bodies while promoting the adoption of modern digital healthcare solutions nationwide.

The statement explained that the office would harmonise healthcare institutions, establish national interoperability standards and oversee the implementation of the National Digital Health Architecture, which was approved by the National Council on Health in November 2025.

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The initiative is expected to accelerate the deployment of electronic medical records, improve healthcare data management, strengthen disease surveillance systems and support evidence-based policymaking across Nigeria’s health sector.

Government officials believe the new office will also improve emergency response capabilities, facilitate secure information sharing among healthcare institutions and enhance transparency, accountability and efficiency in healthcare delivery.

The Presidency said the creation of the agency aligns with President Tinubu’s commitment to building a secure, technology-driven and data-enabled healthcare system capable of delivering quality medical services to Nigerians under the administration’s Renewed Hope Agenda.

The appointment of Dr. Obi Adigwe is expected to provide strong leadership for the initiative, given his extensive experience in pharmaceutical research, digital health innovation and healthcare policy.

Before his appointment, Adigwe served as Director-General of the National Institute for Pharmaceutical Research and Development (NIPRD), where he led several groundbreaking initiatives to strengthen Nigeria’s pharmaceutical and biomedical research capacity.

His achievements include managing a ¥300 million nanotechnology research grant, overseeing an AFREXIMBank-funded project that established Africa’s first Active Pharmaceutical Ingredients (API) Training Facility and coordinating the roadmap that secured an €18 million European Union grant to support Nigeria’s pharmaceutical industry.

Adigwe also gained international recognition during the COVID-19 pandemic after leading the world’s first scientific evaluation that challenged claims surrounding the effectiveness of Madagascar’s Covid Organics herbal preparation.

To ensure effective implementation and policy coordination, the Federal Government has constituted a high-level steering committee to oversee the activities of the National Health Technology and Data Analytics Office.

The committee will be co-chaired by the Coordinating Minister of Health and Social Welfare, Professor Muhammad Ali Pate, and the Chairman of the Nigerian Economic Summit Group, Olaniyi Yusuf.

Its membership also includes the Minister of State for Health and Social Welfare, the Special Adviser to the President on Technology and Digital Economy, the heads of the National Primary Health Care Development Agency (NPHCDA), the National Health Insurance Authority (NHIA), the National Information Technology Development Agency (NITDA), as well as six representatives of State Commissioners of Health from Nigeria’s six geopolitical zones.

The steering committee is expected to provide strategic guidance, monitor implementation and ensure that digital health reforms are effectively integrated across the country’s healthcare ecosystem.

The establishment of the NHTDAO complements ongoing reforms under the Nigeria Health Sector Renewal Investment Initiative, which seeks to strengthen primary healthcare services, improve access to quality medical care, expand emergency health services and modernise healthcare infrastructure across the country.

Health policy experts say the initiative could significantly transform Nigeria’s healthcare system by improving health data management, promoting innovation, strengthening policy coordination and enabling more efficient healthcare delivery nationwide.

The Presidency expressed confidence that the new office would accelerate Nigeria’s transition to a secure, interoperable and data-driven healthcare ecosystem capable of improving health outcomes for millions of citizens.

Tinubu approves new health technology agency to modernise Nigeria’s healthcare system

Health

AI Smartphone App Detects Eye Cancer with Near-Specialist Accuracy, Study Finds

Published

3 weeks ago

June 25, 2026

Trends Admin

AI Smartphone App Detects Eye Cancer with Near-Specialist Accuracy, Study Finds

A smartphone-based Artificial Intelligence (AI) application has demonstrated the ability to detect cancers on the surface of the eye with near-specialist accuracy, offering hope for faster diagnosis and improved access to care for patients with potentially sight-threatening and life-threatening conditions.

The application, known as Capture-Tumor, uses advanced deep-learning technology to analyze photographs of the eye taken with a smartphone and identify signs of ocular surface malignancies. Researchers say the innovation could transform early cancer detection by enabling users to perform initial screenings from home before being referred to specialist care.

The findings were published in JAMA Ophthalmology following a non-randomized clinical trial led by researchers at Sun Yat-sen University, China, who evaluated the system’s effectiveness in real-world settings.

According to the researchers, the AI model was trained using more than 12 years of specialist ophthalmic images collected by eye care professionals. The system was initially developed using slit-lamp photographs taken in hospitals before being adapted to work with standard smartphone images captured by patients themselves.

The app includes built-in image-quality assessment tools and provides real-time instructions to help users take suitable photographs. Once captured, images are uploaded to a cloud-based platform where the AI analyzes them and flags suspicious lesions that may require specialist review.

The study involved 614 participants aged between four and 87 years, with a median age of 46. Participants were recruited through television campaigns, social media platforms and online hospital portals. Researchers analyzed 805 eye images from 535 participants included in the final assessment.

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To ensure diagnostic accuracy, images were matched against histopathological findings where available. In cases where tissue diagnosis was not possible, clinical examinations and telemedicine reviews were used to establish final diagnoses.

The primary objective was to determine how effectively the AI system could distinguish between malignant and benign eye surface lesions.

Results showed impressive performance. During controlled testing using specialist clinical images, the model achieved an Area Under the Curve (AUC) score of 0.945, indicating a high level of diagnostic accuracy. When deployed in real-world conditions using smartphone photographs and in-app guidance, performance improved further, reaching an AUC of 0.977.

The system recorded a sensitivity rate of 89.3 percent, meaning it correctly identified most cancer cases, while its specificity reached 95.9 percent, demonstrating a strong ability to rule out non-cancerous conditions.

One of the study’s most significant findings was the app’s ability to identify previously undiagnosed cancers.

The AI platform generated 58 referrals to specialist centers, resulting in the confirmation of 20 malignant cases through histopathological examination. Remarkably, 19 of those cancers had not been previously diagnosed, highlighting the technology’s potential role in detecting disease earlier than traditional referral pathways.

Researchers noted that none of the newly diagnosed patients required removal of the eye or surrounding orbital tissue, suggesting that earlier intervention may have contributed to more favorable treatment outcomes.

The study also found that the app significantly streamlined access to specialist care. Before using the AI system, patients required an average of 3.69 referrals before reaching definitive treatment. Following implementation of the technology, that figure dropped dramatically to just 1.02 referrals, representing a major improvement in efficiency and patient access.

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Experts believe this could reduce delays that often occur when patients move between multiple healthcare providers before receiving an accurate diagnosis.

The researchers further suggested that widespread adoption of smartphone-based screening could substantially increase the number of eye cancer cases detected and treated at specialist centers. However, they cautioned that these projections require additional validation through larger studies.

An accompanying editorial described Capture-Tumor as a pioneering “closed-loop” healthcare model that combines public awareness, AI-assisted screening, specialist triage and targeted referrals within a single platform.

Experts said the study provides an important proof of concept for using AI and mobile technology to decentralize screening for rare diseases, particularly in regions where access to specialist ophthalmologists remains limited.

Eye surface cancers, collectively known as ocular surface squamous neoplasia (OSSN) and related malignancies, can be difficult to diagnose in their early stages because symptoms often resemble less serious eye conditions. Delayed diagnosis can lead to vision impairment, extensive surgery and, in severe cases, cancer spread.

The emergence of smartphone-based AI screening tools could therefore play a critical role in reducing diagnostic delays and improving patient outcomes, especially in low-resource settings where specialist care is scarce.

Despite the promising findings, researchers acknowledged several limitations. Most participants were of Chinese origin, meaning further studies are needed to determine how well the technology performs across diverse ethnic and geographic populations. They also noted that older users may face challenges using smartphone-based screening tools and that the study primarily assessed short-term diagnostic outcomes rather than long-term clinical benefits.

The team emphasized that the application is intended to support—not replace—medical professionals. Any suspicious findings identified by the app would still require confirmation through clinical examination and specialist evaluation.

As healthcare systems increasingly adopt AI-powered diagnostic tools, experts say technologies such as Capture-Tumor could help bridge gaps in access to specialist care, improve early cancer detection and potentially save sight and lives through timely intervention.