Accidentally kicking your partner or falling out of bed in the middle of the night might seem like something to laugh about in the morning. But dramatic sleep movements might actually be a sign of a ...

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 ...

A man dreams of fighting off a wild animal and wakes to find himself punching his wife in the arm. Another dreams of jumping over a hazard and wakes tumbling out bed and onto the floor. After throwing ...

You're gently drifting off to sleep when suddenly your arms and legs convulse and you jolt yourself awake. Or, perhaps you're relaxing in bed when, out of the blue, your dozing partner does an ...

What is REM sleep disorder? REM sleep disorder (RBD) is a type of parasomnia associated with synucleinopathies ––a diverse group of neurodegenerative disorders thought to share a common pathologic ...