Alzheimer's disease & dementia

Obstructive sleep apnea may directly cause early cognitive decline

Obstructive sleep apnea (OSA) is a potentially dangerous condition. During sleep, the throat muscles of people with OSA relax and block the airflow into the lungs, so that they repeatedly stop breathing. Common symptoms of ...

Health

Strategies for improving sleep in older adults

Brienne Miner, MD, MHS, assistant professor of medicine (geriatrics), loves to talk about sleep. She first became interested in the subject when she noticed the prevalence of sleep problems among her older patients, and the ...

Neuroscience

Does exercise really help your brain? Jury still out

It's long been thought that working out helps a person stay sharp, but a new review argues there's little solid scientific evidence for the mental benefits of physical exercise.

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