People on TikTok and other social media say they feel more alert when they have had fewer hours of sleep—but sleep scientists ...

“Unlike sedatives, L-theanine doesn’t seem to dull the senses,” he explains. “It appears to do this by influencing key brain ...

Traumatic brain injuries, often resulting from falls or traffic accidents, lead to significant death and disability each year. Research into secondary brain damage, which follows the initial injury, ...