Substance use disorder occurs when a person needs alcohol or another substance (drug) to function normally. Abruptly stopping the substance leads to withdrawal symptoms. Addiction means that a person has a strong urge to use the substance and cannot stop, even if they want to.
So it is important to maintain positive nitrogen balance in the body while sleeping. When you do and conditions are right so that your rate of protein synthesis exceeds your rate of degradation, and you maintain a positive nitrogen balance, you can grow while you sleep.
WebMD Live Events Transcript. In the years between childhood and adulthood, boys grow and change so fast. Their health concerns grow and change, too, from acne to sports injuries to sleep problems. We discussed these issues and more with Ralph I. Lpez, MD, author of The Teen Health Book . The opinions expressed herein are the guest's alone and have not been reviewed by a WebMD physician.