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A straightforward blood-based assessment developed at the Institute of Science Tokyo, Japan, can help assess how effectively high-density lipoprotein (HDL) removes cholesterol from blood vessel walls, a function known...

For those scared of needles but who need GLP-1 receptor agonists to help manage their weight, there might be some good news. Researchers are testing a new oral, small-molecule GLP-1 receptor agonist called...

A study led by the Innovation in Vesicles and Cells for Application in Therapy (IVECAT) group at the Germans Trias i Pujol Research Institute (IGTP) has identified a key mechanism regulating the anti-inflammatory...

People with an organ transplant who develop or have existing diabetes are more likely to die than those without diabetes, according to a comprehensive analysis of solid-organ transplant recipients presented at ENDO...

A three-year study of nearly 4,000 adults ranging from age 19 to 94 found that brain health can improve at any age, challenging the common belief that mental sharpness must decline as we get older. Participants spent...

Northwestern Medicine scientists have identified a safety concern associated with GLP-1 drugs. Using health record data, the research team tracked more than 42,000 adults already taking at least two types of blood...

Always losing your way, even in places you've been visiting for years? You may have Developmental Topographical Disorientation (DTD). Psychologists from Leiden are investigating this relatively little-known condition...

Some subgroups of children with precocious puberty—such as older girls with slowly progressing puberty—may not need the same level of testing or treatment, according to a new Endocrine Society Clinical Practice...

Learning a musical instrument later in life may help keep the brain younger for longer. In a four-year study, older adults who continued practicing maintained their memory performance and showed less age-related brain...

Scientists at Florida International University may have found a way to make a powerful cancer treatment work even better. The treatment, called CAR-T therapy, uses a patient's own immune cells to fight cancer. Doctors...

Women with HIV most often die from preventable, trauma-related conditions like substance use and mental illness—not the virus itself. Yet these leading causes are largely missing from official death records, according...

A child psychologist says grandparents are more important than ever as youth mental health challenges continue to rise. He argues that children need supportive relationships, meaningful conversations, and a sense of...

KFF Health News journalists made the rounds on national and local media recently to discuss topical stories. Here’s a collection of their appearances.

A new test provides a much more complete picture of DNA than current standard diagnostics and leads to a diagnosis more often. The test can replace 15 other tests, making it faster and more efficient. Researchers from...

Scientists have uncovered a surprising new genetic cause of a rare movement disorder after analyzing nearly 3,000 patients with conditions affecting coordination and muscle control. The team identified mutations in a...

As more than 40% of American teenagers report persistent feelings of sadness or hopelessness, a leading child psychologist says that grandparents and extended family have a vital role to play.

JMIR Publications today released an article on a brief, scalable intervention for post-traumatic stress disorder in its News and Perspectives section. Authored by JMIR correspondent Candice Marie Sage, Ph.D., "Written...

Some might joke about Tourette syndrome, but it's hellish for those who have the condition, a new report says. In all, 1 in 4 teens and adults with Tourette or other tic disorders have attempted suicide at some point...

The 2025 executive order dismantling U.S. Agency for International Development programs canceled 90% of the agency's contracts and grants, destabilizing health systems globally.

Treatment of a serious mental illness that can lead to suicide, such as major depressive disorder, often centers on medication and talk therapy with little or no consideration of factors such as social isolation or...

Depression is a serious mental health issue that can rob us of joy—and years of healthy living. While we know depressive symptoms can cut the remaining years of disability-free living (or "healthspan") in older...

Researchers at the Monell Chemical Senses Center have found that common dietary sugars fructose and glucose, despite having the same number of calories, communicate with the brain through different gut–brain pathways,...

Get our weekly newsletter, The Week in Brief, featuring a roundup of our original coverage, Fridays at 2 p.m. ET.

A new nature-inspired membrane uses perfectly uniform one-nanometer pores to filter molecules with remarkable precision. The technology could transform industries such as pharmaceuticals and textiles by reducing...

A low-calorie fasting-style diet significantly reduced inflammation linked to gum disease in a small clinical study. The findings suggest that what people eat may influence gum health almost as much as what they do...

Researchers discovered that mutations linked to blood cancers may help trigger Alzheimer’s disease by creating overly inflammatory immune cells in the brain. The unexpected finding could lead to new blood-based...

New data from the World Health Organization (WHO) show sustained progress towards safer blood supplies globally but also highlight persistent inequalities in access to safe blood and weaknesses in governance,...

A new treatment that blocks an aging-related protein restored lost cartilage in old mice and helped prevent arthritis after knee injuries. Human cartilage samples showed similar signs of regeneration, raising hopes...

California is considering expanding financial help for low-income residents struggling to pay high health insurance premiums after losing federal subsidies. But relief for state marketplace customers will be limited....

The Trump administration has laid out what millions of Americans on Medicaid must do to prove they’re working or completing other activities. Health policy researchers and consumer advocates say there are some...

Just 90–120 minutes of strength training a week may deliver some of the biggest long-term health rewards, according to a study tracking more than 147,000 people for 30 years. That amount was linked to lower risks of...

A potentially dangerous tapeworm linked to severe, cancer-like disease has now been found in the Pacific Northwest, marking its first detection in wild animals along the U.S. West Coast. Researchers discovered the...

The "KFF Health News Minute" brings original healthcare and health policy reporting from our newsroom to the airwaves each week.

The Trump administration has pursued an extensive pro-tobacco agenda as the president and his political movement have been buoyed by a flood of tobacco industry money, federal records show.

Researchers discovered that declining levels of phosphatidylcholine may be a major cause of age-related mitochondrial dysfunction and loss of cellular energy. Remarkably, boosting this nutrient restored more youthful...

The FDA has approved the sunscreen chemical bemotrizinol, a UV light filter that has been available in Europe, Asia, and Australia for more than 20 years. Health advocates and skin care industry groups alike are...

Researchers gave top AI models a classic attention test used in psychology and found a major flaw. While the models could correctly name colors in short lists, their performance deteriorated sharply as the task became...

A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how the brain and body work together. The findings suggest that complex...

One of California’s largest healthcare unions is sponsoring two initiatives that would regulate community clinics and cap executive and managerial pay at hospitals and physician groups. In the most recent eruption of...

Measles has been spreading in Utah for nearly a year, straining hospitals, schools, and parents. The state’s outbreak provides a glimpse into a new era in America’s health, in which vaccine-preventable diseases become...

A major study suggests glucosamine, a popular supplement for joint pain, could be linked to faster progression from mild cognitive impairment to Alzheimer’s disease. Researchers found a 25% higher likelihood of...

A common sign of hearing loss isn’t complete silence — it’s struggling to follow conversations, especially in noisy places. Experts say hearing loss and tinnitus, the ringing or buzzing many people experience, often...

“Chemo brain” affects up to 80% of people receiving chemotherapy, making everyday tasks harder. In a new trial, cancer patients who followed a home-based exercise program showed better attention and fewer noticeable...

A study of more than 2,100 adults found that eating more ultra-processed foods was linked to poorer attention and slower mental processing, even among people with otherwise healthy diets. Researchers also found higher...

A surprising gut-heart connection may help explain why sleep apnea increases the risk of cardiovascular disease. In mice, disabling a bile acid receptor called FXR sharply reduced plaque buildup, opening the door to...

Tea may help protect against heart disease, diabetes, cancer, cognitive decline, and age related muscle loss, according to a major review. But the way you drink it matters, since bottled and bubble teas often contain...

Scientists have uncovered a hidden immune system "brake" that may help cancers avoid being destroyed. The molecule, called SLAMF6, weakens the body's cancer-fighting T cells and can leave them exhausted over time....

The largest review ever conducted on opioids for acute pain found that these widely prescribed drugs often deliver only small, short-lived benefits. For many common conditions, including some surgeries and kidney...

Researchers have identified a new Alzheimer’s target and created an experimental compound that blocks a damaging process inside brain cells. In mice, the treatment slowed nerve cell loss, reduced Alzheimer’s-related...

Scientists have uncovered a key brain signal that helps us break old habits and adapt when circumstances suddenly change. By watching mice navigate a virtual maze, researchers found that disappointment—when an...

Supplements are often marketed as shortcuts to better health, but for many older adults, the real issue is whether they have a specific deficiency. Vitamins like B12 and D can play an important role when levels are...

The Africa Centres for Disease Control and Prevention (Africa CDC) and the World Health Organization (WHO) today launched a joint continental preparedness and response plan on the ongoing Ebola outbreak caused by the...

A major review of nearly 8,000 participants found that collagen supplements can improve skin health and ease osteoarthritis symptoms, especially when taken consistently over longer periods. Researchers also found...

Children aged less than five years face almost three times the risk of illness from unsafe food than older children and adults, according to new estimates released today by the World Health Organization (WHO).

Scientists have developed an experimental diabetes and obesity pill that works in a completely different way from drugs like Ozempic. Rather than reducing hunger, it activates metabolism in skeletal muscle, helping...

A newly identified group of amygdala neurons appears to play a central role in anxiety and social behavior. Restoring normal activity in this tiny brain circuit reversed anxiety and social deficits in mice, revealing...

Scientists have uncovered evidence that autism may include at least two biologically distinct subtypes, each marked by a different pattern of brain communication. By combining brain scans from nearly 1,000 people with...

A major study suggests that some of the groundwork for brain development may be shaped before birth through a surprising partnership between a baby’s genes and gut microbes. Researchers found that epigenetic changes...

Researchers found that social behavior begins in the brain before it becomes visible as movement. In zebrafish, a coordinated pattern of activity spread across the brain several seconds before the animals approached...

A surprising new study suggests that when it comes to pancreatic cancer, the kind of fat you eat may matter more than how much. Researchers found that oleic acid—the main fat in olive oil and several other common...

The Government of the Democratic Republic of the Congo (DRC) and the World Health Organization (WHO) reaffirm their strong partnership and shared commitment to protect the health and well-being of the people of Ituri...

Scientists at Scripps Research have uncovered a molecular “switch” that appears to fuel the damaging brain inflammation seen in Alzheimer’s disease. They found that a protein called STING becomes chemically altered in...

Losing weight may involve rewiring the gut and the brain at the same time. In a study of obese adults, an intermittent fasting-style diet led to significant weight loss, healthier metabolic markers, and notable shifts...

A new study suggests fish oil may help reduce insulin resistance even in people who aren't obese. In diabetic rats, omega-3 supplementation improved blood sugar levels, cholesterol, and inflammation by shifting immune...

Scientists discovered that sleep deprivation damages a key brain circuit responsible for social memory, making it harder to recognize familiar individuals. In laboratory studies, caffeine restored communication...

Worldwide, at least 40 million children aged 13–15 use tobacco products, and young people’s use of e-cigarettes and nicotine pouches continues to rise. In advance of World No Tobacco Day – 31 May – the World Health...

CBD may be doing far more than just easing pain or anxiety — new research suggests it could help fight Alzheimer’s disease by calming the brain’s runaway immune response. In experiments using Alzheimer’s mice,...

In response to the current outbreak of Ebola disease caused by Bundibugyo virus occurring in the Democratic Republic of the Congo, with cases also reported in Uganda, WHO convened several of its expert and advisory...

To the people of DRC, especially to the people of Ituri Jambo kwenu wakahaji wa Ituri Mbote na bino, bato ya Ituri My name is Tedros, and I am the Director-General of the World Health Organization (WHO). But today, I...

Scientists in Japan have created powerful new vitamin K-based compounds that may help the brain regenerate lost neurons — a breakthrough that could one day change how diseases like Alzheimer’s and Parkinson’s are...

A newly identified brain protein may play a major role in how the body ages. Researchers discovered that declining levels of Menin in the hypothalamus triggered inflammation, memory problems, bone loss, and other...

Scientists have created an AI-powered system that can scan and map an entire mouse body in extraordinary detail — and it just uncovered a surprising new effect of obesity. Beyond disrupting metabolism, obesity appears...

The Committee’s advice aligned with the determination by the WHO Director-General that the event constitutes a public health emergency of international concern (PHEIC), but does not meet the criteria for pandemic...

Scientists have identified potentially cancer-causing chemicals hiding in many everyday foods, especially those exposed to high heat cooking methods like grilling, roasting, smoking, and frying. The compounds, known...

Researchers discovered that leucine, a nutrient found in protein-rich foods, can supercharge mitochondria by protecting crucial energy-producing proteins inside cells. The breakthrough uncovers a powerful new link...

Women may be especially sensitive to the effects of common dementia risk factors, according to a new UC San Diego study of over 17,000 adults. Researchers say tailoring prevention strategies specifically for women...

Today, the World Health Assembly recognized individuals and institutions whose contributions to global health have gone far beyond the call of duty. Six laureates representing diverse backgrounds and contexts were...

A large European study revealed that a lower-calorie Mediterranean diet paired with exercise and coaching dramatically reduced the risk of type 2 diabetes. Participants who made these lifestyle changes were 31% less...

The Seventy-ninth session of the World Health Assembly (WHA79) opened in Geneva, Switzerland today, with the election of Dr Víctor Elías Atallah Lajam of the Dominican Republic as the President of the Health Assembly....

At the Seventy-ninth World Health Assembly in Geneva, WHO Director-General Dr Tedros Adhanom Ghebreyesus has presented four distinguished leaders with the Award for Global Health, recognizing their lifetime...

Scientists have discovered that the human body undergoes a dramatic internal transformation during extended fasting, with major changes appearing only after about three days without food. In a seven-day water-only...

For years, “yo-yo dieting” has been blamed for wrecking metabolism and causing lasting damage, but a major new review says the fear may be wildly overblown. After analyzing decades of studies in humans and animals,...

Epidemic of Ebola Disease caused by Bundibugyo virus in the Democratic Republic of the Congo and Uganda determined a public health emergency of international concern

Scientists are uncovering a surprising link between hidden tooth infections and blood sugar problems. Deep infections around tooth roots can create chronic inflammation that spreads through the body and may interfere...

The World Health Organization (WHO) warns about the rapid growth and aggressive marketing of nicotine pouches, especially targeting youth, amid limited regulation worldwide. Nicotine pouches pose significant health...

A message from the Director-General of the World Health Organization expressing gratitude to the people of Tenerife for their solidarity and successful cooperation during the operation to safely disembark and care for...

Tunisia has been officially validated by the World Health Organization (WHO) as having eliminated trachoma as a public health problem, marking a significant achievement after decades of sustained effort.

The 2025–2030 Dietary Guidelines for Americans (DGAs) were released this week with the tagline “eat real food,” and a stronger stance on limiting added sugars and highly processed foods. But it also brought the return...

Revised and updated MedlinePlus tutorial Evaluating Internet Health Information now available in Spanish

A Digest on Healthy Eating and Healthy Living “The apple in your hand is the body of the cosmos.” – Thich Nhat Hanh Happy New Year, and welcome to the fourth edition of the Healthy Living Guide! 2023 was an exciting...

Harvard experts say most recommendations are well-supported, but guidance on total fat intake omits decades of evidence The World Health Organization (WHO) has released updated guidelines for defining healthy diets,...

MedlinePlus and MedlinePlus En Español Homepages Refreshed

Help Me Understand Genetics Pages Available in Spanish

Infant formula shortages in the U.S. have occurred in the past two years largely due to widespread pandemic-related supply-chain problems. A national shortage of infant formula is undoubtedly alarming for families...

A Digest on Healthy Eating and Healthy Living As we transition from 2020 into 2021, the COVID-19 pandemic continues to affect nearly every aspect of our lives. For many, this health crisis has created a range of...

The 9th edition of the Dietary Guidelines for Americans 2020-2025 is out, with the tagline to Make Every Bite Count. Intended for policy makers, healthcare providers, nutrition educators, and Federal nutrition program...

This page will be updated as new information becomes available. Last update: 10.24.20 The novel Severe Acute Respiratory Syndrome coronavirus 2 (SARS-CoV-2) has created a global pandemic with its syndrome, COVID-19....