Sleep can be divided into 2 phases — non-rapid eye movement (NREM) and rapid eye movement (REM) — and 4 stages that make a complete cycle. You’ll typically complete 4 to 6 cycles per night.

Circadian rhythms are the regular, daily cycles of biological processes or activities, including the regular and predictable variation in the levels of many circulating hormones, ions and the ...

Although clinicians using needle electrodes for sick term infants reported minimal evidence of discomfort [12] and negligible infection rate for long-term application, [46] in vulnerable preterm ...

The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. You've tried counting sheep, you've sampled all of the ...

Sleep is a state characterized by a reduced responsiveness to sensory stimuli, suppressed locomotor activity and rapid reversibility to wakefulness. It is a process that is evolutionarily ...

For the younger generation, the pull of the screen is stronger than ever before. However, according to a recent study led by Dr. Shujin Zhou, Shanghai Normal University, screen time might be ...

There's a reason why your body clock insists on you waking up while it's still dark outside... but there's also a way to fix it Broken sleep is a niggle that can set you up for a bad day, but there ...

Some individuals may find themselves frequently waking up at four o'clock in the morning, and there could be a valid reason for these sleep interruptions. Do you often find yourself wide awake at ...

If you have found yourself waking up in the early hours of the morning over the festive period, there could be a scientific reason behind it - and ways to stop it too. One study by Bupa found that ...

Short sleepers cruise by on four to six hours a night and don’t seem to suffer ill effects Marla Broadfoot, Knowable Magazine Some people are genetically built to require less sleep than the ...

Waking up at the same time every day can help improve your sleep. Most adults need at least 7 hours of sleep a night. If you struggle to get enough sleep—either due to insomnia or trying to fit too ...

The University of Michigan conducted research to reveal something we already know but rarely acknowledge: sleep is linked to our happiness and overall moods. In today’s world, getting sufficient sleep ...