Longevity sleep expert Dr Deepika Krishna recently said that sleeping for only 5–6 hours and calling it “normal” is one of ...

As you get older, it's normal to notice changes in your sleep. These can include fewer hours of shuteye, waking up more during the night, and finding it harder to drop off. However, despite the ...

Poor sleep doesn't only extend to you feeling groggy. Over time, getting less than the recommended seven hours of sleep most nights quietly chips away at physical and mental health, increasing risk ...

When sleep is inadequate or disrupted, the body produces higher levels of stress hormones such as cortisol and adrenaline. These hormones signal the liver to release more glucose into the bloodstream ...

When people think about ways to improve cardiovascular health, diet and exercise are often at the top of the list. But long-term health, especially in adolescents, might start with something more ...

The spring time change can mean waking up a little groggy. But the situation may be worse for many teenagers who appear to be getting less sleep than ever, according to a new report in the Journal of ...