A poor night's sleep portends a bleary-eyed next day, but it could also hint at diseases that will strike years down the road ...

New research finds that cutting your sleep hours can create a depressed immune system. While most people have a general idea that a good night of sleep can help ward off sickness, new research ...

A large study of 88,461 UK adults linked six objective sleep traits — including bedtime regularity — with 172 diseases. Sleep‑timing consistency and rhythm stability had stronger ties to disease risk ...

It's been an intense flu season so far. Nationwide, about 27% of tests are coming back positive for the virus, and there's also RSV and COVID-19 to contend with. But getting some good Zs may offer ...