Health

Getting to the 'heart' of sleep

Sleep is essential for a healthy heart. People who don't sleep enough are at higher risk for heart disease. One study that examined data from 3,000 adults over age 45 found that those who slept fewer than six hours per night ...

Medical research

Sleep deprivation may disrupt your genes, study says

(HealthDay)—Far more than just leaving you yawning, a small amount of sleep deprivation disrupts the activity of genes, potentially affecting metabolism and other functions in the human body, a new study suggests.

Alzheimer's disease & dementia

Mayo Clinic minute: Reducing dementia risks

More than 55 million people worldwide are believed to be living with dementia, according to the World Health Organization. And women are likely to be twice as affected by dementia as men.

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