Past age 50, men are much more likely to have REM sleep behavior disorder than women. Jose Luis Pelaez/Stone via Getty Images Every night, you go through four to five sleep cycles. Each cycle, lasting ...

For Leah Martin, a 48-year-old attorney and mother, running on three to five hours of sleep felt normal until headaches and fatigue made her realize she wasn’t performing at her best. “I wasn’t happy, ...

Sleep disturbance may portend suicidal behavior among preteens, according to a longitudinal cohort study. A study of more than 8,000 kids found that those who reported severe sleep disturbances at age ...

A patient experiences REM sleep behavior disorder. REM sleep behavior disorder is commonly seen in older men, and symptoms include violent muscle movements or fighting during the night. One of the ...

A little-known and poorly understood sleep disorder that occurs during the rapid eye movement, or REM, stage of sleep has been garnering attention for its role in foreshadowing neurodegenerative brain ...

Experts agree that seven to nine hours of sleep is ideal for most adults — but when it comes to your health, the total number of hours might not be the most important factor. In a major new study led ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. The AI-based algorithm analyzed movements during REM ...

You wake up in the morning feeling surprisingly rested, ready to tackle the day ahead. Then you check your wearable device, ...

Disruptive sleep behaviors can keep you from sleeping well. Read on to learn which ones to watch for and when it's time to see a doctor. Annie Miller is a licensed psychotherapist in private practice ...

Sleep is a core biological function that cannot be overcome by willpower alone. Shift work is necessary in our 24/7 society yet comes with significant risks ...

A couple of news stories about some new “studies” on sleep and both ADHD and child behavior recently caught my eye. They illustrate the impressive lengths certain segments of the mental health ...