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A surprising new study suggests that the bacteria behind gum disease may also contribute to dangerous heart valve damage. Read More.

Past studies show there are certain healthy lifestyle choices that people can make to potentially help them lower their risk for dementia. Read More.

Thousands of Americans who undergo a common knee surgery might be making their problems worse rather than better. Read More.

Cannabis use among older adults is rising fast, but today’s marijuana is far more potent than many people realize — and experts warn the risks may be underestimated. Stanford Medicine specialists say modern cannabis can increase the chances of heart problems, falls, memory issues, dangerous drug interactions, and even addiction, especially for people over 65. Read More.

Doctors are warning about “Ozempic feet,” the unglamorous label for feet that suddenly look bonier, feel more painful, or no longer fit the shoes that were perfectly fine a few months earlier. Read More.

Healthy older adults experienced measurable improvements in memory, physical performance, and stress after taking placebo pills for just three weeks. The most surprising finding was that the placebo often worked even when participants knew the pills were completely inactive. Read More.

You're in your 40s. You eat well, you move your body, and you're doing everything "right, “but something feels off. Your energy is unpredictable, your mood has shifted, and your brain doesn't feel like your own. Read More.

A recently released child-safety battery designed to reduce the danger from accidental ingestion is showing significant promise, but medical professionals should not alter their management protocols yet. Read More.

Melatonin—a go-to sleep aid for kids and adults alike in many households in America—continues to create media buzz, with conflicting messages that leave people uncertain about its safety. Read More.

Scientists are beginning to explore a hidden world of thousands of food chemicals that go far beyond the nutrients listed on nutrition labels. This “nutritional dark matter” may hold the key to understanding disease risk, healthy aging, and why different diets affect people in dramatically different ways. Read More.

Visualising microplastics inside living tissue without altering or destroying it lays important groundwork for future studies. Read More.

Eating disorders are much more than bulimia and anorexia. Many people – including men, the elderly, and people with obesity – struggle with their relationship with food in harmful ways. Sometimes even treatments like a GLP-1 can exacerbate or uncover a hidden disorder. Read More.

Eating 40 grams of walnuts daily improved sleep quality in young adults. Walnuts have melatonin, which helps you fall asleep faster and stay asleep longer. Read More.

The largest review ever conducted on opioids for acute pain found that these widely prescribed drugs often deliver only small, short-lived benefits. Read More.

It’s 7:35 a.m. inside Austin’s Fairmont Hotel when the elevator doors open and a fit, tanned man sporting a red-light therapy cap and yellow-tinted glasses steps into a packed, half-asleep car. Read More.