Jon Hamilton

Randal Halfmann at the Stowers Institute for Medical Research in Kansas City is hoping to treat diseases including cancer and Alzheimer's by influencing how cells make life-or-death decisions.

St. Charles, Missouri, resident Sue Bell became one of the first Alzheimer's patients in the U.S. to receive the drug now marketed as Leqembi. Her husband isn't sure if it made a difference.

Diseases like Alzheimer's and Parkinson's spread through the brain like "a forest fire." A new study from researchers at the Stowers Institute for Medical Research suggests how the fire starts — and how it might be stopped.

Pixar's animated fantasy takes viewers inside the mind of an 11-year-old girl named Riley. Psychologists say the film offers an accurate picture of how emotions and memories help make us who we are.

Ventilators can be lifesaving for some critically ill patients, but they're no panacea. The experience so far with COVID-19 is that the majority of patients put on ventilators don't survive.

"Case fatality rates have been very confusing," says Dr. Steven Lawrence, an infectious disease expert. Here's why.

A hospital in Seattle has set up a drive-through coronavirus testing clinic in its garage. The idea is to quickly test workers who have symptoms without putting other staff or patients at risk.

Brain scans show that when people listen to songs, an area in the left hemisphere decodes speech-like sounds while one on the right processes musical information.

Scientists say certain brain wave patterns can predict whether a person is likely to respond to a common antidepressant, or would do better with non-drug therapy.

Brains affected by autism appear to share a problem with cells that make myelin, the insulating coating surrounding nerve fibers that controls the speed at which the fibers convey electrical signals.