Did you know that waking up at 3 or 4 in the morning is a clear sign of… See more
Waking up at 3 or 4 a.m. is a common experience and is not, by itself, a clear sign of one specific disease or problem. Many different factors can cause early-morning waking, including normal changes in sleep patterns. Possible reasons include: Normal sleep cycles: Sleep becomes lighter in the early morning hours, making it easier …









