The herbalist doctors said, 3:00 ~ 5:00 am is best time for the lungs ,we need deep sleep. But some people often inexplicably wake up during this period, and then over and over again hard to fall asleep, or even have to sleep after 5:00am later. So what exactly is this going on? Experts said that if you often wake up in the morning 3 to 5 am . This is the body to tell you: blood has been inadequate, and need to make up a blood. Because in the time of 3 to 5 am, the lungs are transporting blood. If lack of blood, then it will affect the normal circulation of some organs . The body has self-healing function. In order to make this organ not damage due to lack of [...]