Parasomnias are a group of sleep disorders characterized by abnormal behaviors, movements, perceptions, or emotions that occur during sleep or sleep-wake transitions. Examples include sleepwalking, sleep talking, night terrors, and REM sleep behavior disorder. These episodes can range from mild to severe and can disrupt sleep and affect overall well-being. Follow for more tips and insight on how to keep your body and mind in balance. If you or someone you know is struggling with addiction or co-