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 ...

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 ...

Youth with related behavior challenges may have trouble moving between different brain states, according to a new study from Yale Child Study Center. Their brains appear to get stuck in states with ...

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 ...

Hypersexuality refers to having uncontrollable and persistent sexual thoughts, behaviors, and urges that could affect several aspects of your life. Some authorities and researchers classify ...

Eating behaviour is determined by genetic, psychological, sociocultural, and environmental factors. Disturbances in eating behaviour characterized by either insufficient or excessive food intake, ...

Written by Patricia Lockwood, Ph.D., and Ruth Pauli, Ph.D., with edits from Jo Cutler, Ph.D. Antisocial behaviours include rule-breaking or criminal behaviour, lying ...

For years, compulsive behaviors have been viewed as bad habits stuck on autopilot. But new research in rats found the ...

Ye, formerly Kanye West, took out a full-page ad in the Wall Street Journal to apologize, saying a long manic episode in 2025 ...

Add Yahoo as a preferred source to see more of our stories on Google. Past age 50, men are much more likely to have REM sleep behavior disorder than women. Jose Luis Pelaez/Stone via Getty Images ...