article_snippet.sent: Kicking, punching and moving around during sleep might be an early sign of Parkinson's disease, a new review suggests.
article_snippet.sent: This can range from making small hand movements to thrashing around, punching, kicking and jumping out of bed.
article_snippet.sent: Some engage in sleep talking, shouting, screaming, hittting or punching.
article_snippet.sent: Some even jump out of bed while sleeping.
highlights_snippet.sent: Lashing out in sleep is a sign of 'rapid eye movement behaviour disorder'
  Half of people with this condition will go on to develop Parkinson's disease .
  