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 ...

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 ...

Have you ever noticed how some people bounce out of bed after just a few hours of sleep, while others can barely function without a solid eight hours? Take Margaret Thatcher, for example. The former ...