Can lead to heart and lung damage. Extreme terror but do not remember a coherent dream fades quickly and return to sleep easily. More common in children. Vivid dream and may have difficulty getting back to sleep. Mainly a problem with children.
Person rises and walks around while remaining asleep.
Occur during the first two hours of sleep. Mostly occurs in children and they usually outgrow it. Sleep walkers are prone to accidents - fall down stairs, fall into swimming pools, walk off second story porches, etc.