Every night, as you sink into deep sleep, something remarkable happens inside your skull. Your brain’s blood vessels begin to ...

A good night’s sleep does more than just help you feel rested, it might literally clear your mind, according to the results of newly reported research by scientists at the University of Rochester and ...

Researchers have shown in mice that brain cells known as astrocytes are required for a signaling chemical called norepinephrine to modify brain activity, changing the textbook understanding that ...

However, a new study has identified a surprising “brake.” Investigating melanoma in mouse models, the team discovered that sympathetic nerves, the same ones responsible for the “fight-or-flight” ...