Science reveals sleep needs vary dramatically between individuals. Discover your personal sleep requirement, why it matters, ...

This state of decreased activity is also a more effective time for the body to heal injuries and fight infections.

Think: Responding to important stimuli (like your morning alarm clock, a baby crying, or a fire alarm sounding) or dreaming ...

A good night’s sleep isn’t just about the number of hours you log. Getting quality sleep — the kind that leaves you feeling ...

Think you know how much sleep you need? Experts break down the science behind sleep stages, personal needs and what happens ...

But if you’re consistently sleeping under 7 hours a night, feeling tired during the day and getting more irritable, it’s ...

Changing your diet and cutting back on alcohol are usually the go-to solutions to improve health, but this suggestion by some ...

For most people, we avoid extra heat on the warmer days - looking for ways to cool down but for The Mirror’s reporter Julia Banim she found a way to cure her sleepless nights and it’s not what you wou ...

"Cortisol makes us feel awake and wired" and "increased cortisol levels can contribute to more intense and bizarre dreams," ...

Caffeine ingestion leads to a reduction in long-range temporal correlations and also causes an increase in brain complexity, especially during non-rapid eye movement (NREM) sleep. A recent study ...