Dr. Marc Siegel shares key stroke warning signs and emergency steps after Jill Biden revealed she feared Joe Biden was having a stroke during a debate.

Conversation starters, celebrity health reveals, healthy living hacks and medical cautions: Here's what you missed in Fox News Health this week

Researchers say a single intravenous ketamine infusion can rapidly relieve severe depression and suicidal thoughts when traditional antidepressants fail.

Former AG Pam Bondi was reportedly diagnosed with thyroid cancer after leaving the Justice Department. Here's what to know about the disease.

CDC data shows tick bite-related ER visits are at their highest seasonal levels in years, with doctors urging prevention amid a tick-borne disease surge.

The American Cancer Society updated colorectal cancer screening guidelines, adding blood-based tests and reaffirming screening should begin at age 45.

Kyle Busch's passing spotlights how pneumonia can lead to fatal sepsis. A doctor explains the warning signs and when to seek emergency care.

Dr. Wendy Troxel says permanent daylight saving time is not supported by science and could harm sleep, mental health and safety for millions of Americans.

Eating grapes may alter how your genes behave, offering a natural defense against UV damage, according to a study in ACS Nutrition Science.

A Cleveland Clinic study finds Ozempic-style GLP-1 drugs may significantly slow the spread of several obesity-related cancers, including lung cancer.

New research suggests the type of sitting matters for dementia risk, with mentally engaging activities linked to a significant reduction in risk.

Researchers say an experimental Alzheimer's drug may calm brain inflammation linked to alcohol withdrawal, potentially reducing relapse and neural damage.

A new study finds that exposure to water filtration systems early in life can extend a person's lifespan by an average of 3.2 months, researchers say.

Walking has many proven health benefits, but common mistakes like scrolling and wearing the wrong shoes could cause more harm than good, expert says.