Sleep is often treated as optional, but new nationwide research suggests it may be one of the most powerful factors shaping how long people live.

How many calories should you be eating? How many hours of sleep do you actually need? Science may have just the answer!

Setting an alarm to go off an hour before your bedtime every night can remind you that it’s time to start getting ready for ...

New research links this good habit to slower aging, stronger brain health, and a longer lifespan. Doctors share what makes ...

DEAR DR. ROACH: My wife was having problems getting to sleep and has stocked our medicine cabinet with various p.m. versions ...

The weird and wonderful world of sleeping in space — and what studies of astronauts tell us about the future of sleep ...

Trouble sleeping can have a negative impact on both your physical and mental health, but there are ways to improve your sleep ...

We asked health experts – from psychologists and psychotherapists to professors and personal trainers – for the one unhealthy ...

Some animals can sleep with just half their brain at a time. Understanding this phenomenon can help us learn more about human ...

The Mediterranean diet’s colder-climate cousin comes with the same health benefits thanks to its combination of anti-inflammatory- and antioxidant-rich foods. Fatty fish like salmon are a key ...

From channelling your anger to writing lists and singing more often – here are some science-backed tips to boost your ...