Last update:

Sleep disorders news

Psychology & Psychiatry

Do women really need more sleep than men? A sleep psychologist explains

If you spend any time in the wellness corners of TikTok or Instagram, you'll see claims women need one to two hours more sleep than men.

Psychology & Psychiatry

Inflammation triples depression risk for older adults with insomnia, research indicates

Chronic inflammation, already tied to heart disease and cancer, may also worsen the emotional toll of poor sleep. A new UCLA Health study found that older adults with insomnia who experience inflammatory exposure face triple ...

Psychology & Psychiatry

Depression linked to 'internal jet lag'

A Sydney-based study of 69 young people seeking mental health care found almost a quarter showed disrupted body clocks that showed signs that looked like jet lag, despite not having traveled across time zones. The University ...

Sleep disorders

Daily exercise may be key to better sleep, new study finds

New research from The University of Texas at Austin suggests that exercising more frequently—ideally every day—could improve sleep quality, particularly the kind of deep, restorative sleep that supports better mood and ...

Sleep disorders

Oxytocin may reduce mood changes in women with disrupted sleep

Oxytocin, often called "the love hormone," may play a protective role in mood disturbances triggered by sleep loss and hormonal shifts during key reproductive transitions like postpartum and menopause, according to a study ...

Sleep disorders

Verbal response time reveals hidden sleepiness in older adults

A new study led by UCLA investigators shows that Verbal Reaction Time (VRT), the amount of time it takes a person to respond verbally, can be a marker of sleepiness in older adults. The study, which measured participants' ...

Health

How dairy might disrupt your sleep and dreams

Ebenezer Scrooge tried to wave away the ghost of Jacob Marley by blaming the apparition on "an undigested bit of beef … a crumb of cheese." Charles Dickens might have been writing fiction, but the idea that late-night dairy ...

Psychology & Psychiatry

Cheese may really be giving you nightmares, scientists find

Scientists have found that eating too much dairy could ruin your sleep. Researchers questioned more than 1,000 students about the quality of their sleep, their eating habits, and any perceived link between the two, and found ...

Health

Why frequent nightmares may shorten your life by years

Waking up from a nightmare can leave your heart pounding, but the effects may reach far beyond a restless night. Adults who suffer bad dreams every week were almost three times more likely to die before age 75 than people ...

Cardiology

Sleep apnea worsens heart disease, yet often untreated

Health care experts urge increased awareness of obstructive sleep apnea among people with cardiovascular disease or risk factors such as high blood pressure, according to a new scientific statement from the American Heart ...

Surgery

Sleep disorders, anesthesia and surgery

An estimated 50 million people undergo surgery each year in the United States, and a significant proportion of them have undiagnosed or untreated sleep disorders (SD) or sleep-disordered breathing (SDB). Issues at the intersection ...

Sleep disorders

Treating sleep apnea may reduce dementia risk

A new study finds older adults who received positive airway pressure therapy prescribed for obstructive sleep apnea may be less likely to develop Alzheimer's disease and other kinds of dementia.

Cardiology

Obstructive sleep apnea puts a strain on the heart, too

Longer nocturnal respiratory events in patients with obstructive sleep apnoea (OSA) cause higher immediate heart rate variability, and greater changes in beat-to-beat intervals are associated with reduced daytime alertness, ...

Health

Getting a grip on better health

Men with muscles like a young Arnold Schwarzenegger or a top weightlifter look powerful but a handshake will give away whether they're a healthy specimen—or at risk of a chronic disease or premature aging, experts say.

Health

New study reveals the science behind springtime lethargy

The quality and restfulness of your sleep are heavily influenced by environmental conditions, such as noise, light, humidity, and nutrient intakes. Besides, the temperature of our surrounding environment is another important ...

Immunology

Study explores sleep apnea, autoimmune disease link

New research by University of Georgia scientists sheds light on why people with obstructive sleep apnea may have associated autoimmune disorders. The results could lead to better approaches to treatment and possibly new drug ...