Through my understanding of sleep physiology and the latest scientific research, I have dramatically improved my sleep. I use ...

Adults, like babies, can become overtired. Experts explain why it makes sleeping hard and how to break the cycle. Counting ...

This rhythm is controlled both by the amount of a sleep-inducing compound called adenosine in our system and cues in our ...

The brain, however, can become more excitable over the course of an extended period of wakefulness, causing your thoughts to ...

“Caffeine content varies between beans and brew methods, so be mindful of your daily total,” Sullivan said. Exceeding the ...

an increase in the concentration of various neurochemicals and hormones in the brain, such as adenosine, that allow your body to sleep, he explains.

When you drink coffee or other caffeinated beverages, caffeine blocks the receptors in your brain that normally absorb adenosine. Adenosine is a molecule that makes you feel sleepy by slowing nerve ...

Downing more than 600mg a day ( the equivalent of six mugs of brewed coffee) can produce anxiety, sleeplessness, agitation, palpitations, diarrhoea and restlessness. To reduce your caffeine intake, ...

On rest days, the best time to take creatine is whenever it fits into your routine. The primary goal on rest days is to maintain muscle saturation.

A long nap may seem like a tempting remedy for jet lag, but it can often make matters worse. “Quick fixes, like taking naps, ...

The first, known as process S, keeps track of how long we have been awake through the build-up of the neurotransmitter adenosine ... tells the parts of the brain that control sleep that it ...