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.
Shubin says, To grow, we need adequate calories and ample sleep. And that is why babies sleep more than we do.. He adds that as toddlers get older, they will eat and sleep less. Some of this sleeping is done with naps, while some takes the form of nighttime sleep.