A new study suggests that a certain number of hours of sleep each night — between 6.4 and 7.8 hours to be exact — is ...

A recent study found that getting too little or too much sleep may accelerate the biological aging of the brain and other ...

Centessa is one of several companies working on a new class of drugs to treat narcolepsy, a condition that makes it difficult for people to stay awake.

Experts fear that the quake in Turkey on Monday was strong and shallow enough to be lethal on a devastating scale. By Natasha Frost A quake that struck a densely-populated part of southeastern Turkey ...

Eli Lilly & Co. agreed to buy sleep drug maker Centessa Pharmaceuticals Plc in a deal worth up to $7.8 billion, a sign the weight-loss medication giant is looking to bulk up its treatment pipeline for ...