Scientists have found that, in late puberty, the body secretes the sleep related hormone melatonin at a different time of day than during the other stages of life. This creates a problem for their sleep cycles. Some High School Classes start early in the day, and the result is that some adolescents with late sleeping patterns or cycles do not get the required amount of sleep to function to the best of their ability. It is important to accurately address this issue so that improvements can be made by the adolescent or high school