5band
The melatonin is the important key to regulation sleep routine (Circadian Rhythm). Melatonin hormone has been locate in the suprachiasmatic of hypothalamus. Duration of sleep, it is a good time to repair our body and control organ function by releases a hormone from hypothalamus or endocrine. Hormone is a chemical process in the body to control function of organ. There has a large number of hormone that related to the body during sleep. For example, ins...