Health

Evening use of light-emitting tablets may disrupt healthy sleep

A new Physiological Reports study reveals that evening use of light-emitting tablets can induce delays in desired bedtimes, suppress secretion of melatonin (the hormone that regulates sleep and wakefulness), and impair next-morning ...

Health

New findings explain how melatonin promotes sleep

An estimated 50 to 70 million Americans have some type of sleep disorder, according to the National Sleep Foundation. Some turn to melatonin supplements to help them fall asleep. Melatonin is a hormone known to promote sleep, ...

Health

The rhythms of the night?

New research published in The Journal of Physiology has illuminated the effects of night-time light exposure on internal body clock processes. This is important for helping those who have poor quality sleep, such as shift ...

Health

Preschoolers exposed to nighttime light lack melatonin

Exposing preschoolers to an hour of bright light before bedtime almost completely shuts down their production of the sleep-promoting hormone melatonin and keeps it suppressed for at least 50 minutes after lights out, according ...

Health

Could melatonin be the key to healthy aging?

A new British Journal of Pharmacology review highlights the role of melatonin—a hormone that is produced at night—in regulating sleep and the body's biological, or circadian, clock. Research suggests that melatonin treatments ...

Oncology & Cancer

Jet lag drug may aid cancer patients

Painful side effects from cancer medicines could be tackled with a drug that eases the effects of jet lag, research suggests.

Attention deficit disorders

Is ADHD really a sleep problem?

Around 75% of children and adults with Attention Deficit Hyperactivity Disorder (ADHD) also have sleep problems, but until now these have been thought to be separate issues. Now a in a pulling together of the latest research, ...

Oncology & Cancer

Melatonin may help treat blood cancers

Researchers have examined the potential benefits of melatonin, a hormone made by a small gland in the brain, for treating blood cancers such as leukemia and lymphoma. They point to evidence that melatonin boosts the immune ...

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