Neuroscience

Why does sleep become disrupted in old age?

The brain maintains its ability to generate local neural oscillations during sleep throughout the lifespan, according to a study of young and old mice published in JNeurosci. The research indicates that age-related disruptions ...

Health

Why teens need up to 10 hours' sleep

Technology, other distractions and staying up late make is difficult, but researchers say teenagers need to make time for 8-10 hours of sleep a night to optimise their performance and maintain good health and wellbeing.

Psychology & Psychiatry

Staying awake—the surprisingly effective way to treat depression

The first sign that something is happening is Angelina's hands. As she chats to the nurse in Italian, she begins to gesticulate, jabbing, moulding and circling the air with her fingers. As the minutes pass and Angelina becomes ...

Neuroscience

Sleep-deprived brains may be asleep and awake at the same time

For something that can occupy such a significant chunk of time, sleep still remains a mysterious part of our lives. Although it is known to play a role in mental and physical health, such as metabolism and memory, there is ...

Alzheimer's disease & dementia

Lack of sleep boosts levels of Alzheimer's proteins

Have you resolved to take better care of yourself in the new year? Here's a relatively painless way to do it: Catch a few more zzz's every night. A third of American adults don't get enough sleep, according to the Centers ...

Neuroscience

Lack of sleep could cause mood disorders in teens

Chronic sleep deprivation—which can involve staying up late, and waking up early for work or school—has become a way of life for both kids and adults, especially with the increasing use of phones and tablets late into ...

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