Now night light may damage your brain, mood, and metabolism
Dr. Randy J. Nelson is not your typical scientist.
Before he became one of the world’s leading experts on circadian rhythms — the body’s natural...
How caffeine changes the sleeping brain
Caffeine is one of the most widely used substances in the world.
It’s in coffee, tea, chocolate, energy drinks, and many soft drinks, making it...
New light-and-sound technology helps spot stroke early
Every year, strokes take the lives of millions of people around the world. A stroke happens when the blood flow to the brain is...
Smell test may help detect early signs of cognitive decline
A new study from researchers at Mass General Brigham has found that a simple smell test may help detect early signs of memory problems.
The...
What you need to know about rehabilitation exercises after a stroke
Recovering from a stroke can be a long and challenging journey, but with the right rehabilitation exercises, many people can regain strength, movement, and...
Bedtime snack may prevent gut disease and diabetes
About one in three people in the United States has prediabetes, and most of them are at risk of developing Type 2 diabetes.
While doctors...
Personalized brain stimulation could improve walking for people with Parkinson’s
Researchers at UCSF have developed a new, personalized approach to deep brain stimulation (DBS) that significantly improves walking in people with Parkinson’s disease.
The study,...
Childhood trauma leaves a lifelong mark, especially for black Americans
A new study from the University of Georgia reveals that negative experiences during childhood—such as living in unsafe communities or facing discrimination—can have lasting...
Want to stay sharp as you age? Playing music might help your brain
Listening to or playing music might do more than bring joy—it could help keep your brain sharp as you age.
A new study published in...
How a tiny part of the brain helps us break life into memories
While life seems like one long, continuous flow of experiences, our memories don’t work that way.
Instead of remembering everything as one big blur, our...