ScienceInsights

Plantar fasciitis can linger for months, but the right mix of stretching, footwear, and strength work can help you recover faster and get back on your feet.

Oral-B Glide floss once contained PFAS chemicals, but the formula has changed. Here's what the research actually found and safer floss alternatives to consider.

Bumpy skin is usually harmless and treatable. Learn what's likely causing yours and how to smooth it out at home or with a dermatologist's help.

A resting heart rate above 100 bpm is generally considered fast, but age, fitness level, and other factors all play a role in what's normal for you.

Asbestos still kills tens of thousands of people each year. Here's what the data shows about global and U.S. deaths, who's most at risk, and why the toll keeps rising.

Learn why bruises change color and what actually helps them heal faster, from ice and heat to vitamin K and bromelain.

Aortic aneurysms can be life-threatening, but risk depends largely on size. Learn what raises rupture risk and when treatment is needed.

Simple, evidence-based habits that can help you get more deep sleep, from bedroom temperature and exercise timing to magnesium and pink noise.

Gum disease has several causes beyond poor brushing, including smoking, hormones, genetics, and certain medications. Here's what raises your risk.

98.6°F isn't quite the universal norm it once was. Learn what actually counts as a normal body temperature and what shapes your personal baseline.