Nighttime coffee may fuel impulsivity—especially in women, study finds
For many people, a cup of coffee at night feels like a lifesaver, whether it’s to finish a project, power through a late shift,...
How caffeine changes the sleeping brain
Caffeine is one of the most widely used substances in the world.
It’s in coffee, tea, chocolate, energy drinks, and many soft drinks, making it...
Long-term weight loss in midlife can add years to life
A new study from the University of Helsinki suggests that losing weight in early middle age — and keeping it off — can bring...
Why caffeine can disrupt your sleep and brain recovery
Caffeine is everywhere — not just in coffee, but also in tea, chocolate, energy drinks, and many soft drinks. It’s the most widely used...
Insomnia and sleep medication use may increase disability risk in older people
Insomnia is a significant concern for older adults, affecting up to half of those over 65.
A new study by Penn State and Taipei Medical...
Daytime sleepiness may signal higher dementia risk in these people
Older women who become sleepier during the day over a five-year period may have a higher risk of developing dementia, according to a new...
Poor sleep may fuel chronic pain—especially in women, study finds
Chronic pain affects about one in five people worldwide, and women make up as much as two-thirds of that number.
A new study from Aalborg...
Long-term use of this anxiety and sleep drug may harm brain, study finds
Benzodiazepines are medications often used to treat anxiety and sleep problems. They work well in the short term and are commonly prescribed by doctors.
But...
Sleep apnea treatment may protect the heart for some patients—but raise risks for others
A new study suggests that the most common treatment for obstructive sleep apnea (OSA)—the CPAP machine—may lower the risk of heart problems for certain...
Too much sleep linked to poorer brain function in depression
A new study led by researchers at UT Health San Antonio suggests that sleeping too much might not be good for your brain, especially...