What is the reason for waking up at 2-3 p.m.

Wake up at 2-3 o'clock in the evening can not sleep, in medicine called early wake up. Early wake up is also a sleep disorder, this sleep disorder can be a physiological phenomenon, with the increase of age, people over 40-60 years old will gradually show this phenomenon, easy to wake up in the middle of the night, wake up again can not sleep, sometimes look at mobile phones, read books, after a while as long as not annoying can sleep, this is a physiological phenomenon. If you wake up in the middle of the night, irritability, irritability, the next day is also very uncomfortable, combined with emotional depression, negative, depressed, happy all day long, this situation should consider whether there is depression.