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.
A fresh start for a new year: If you can't correct bad habits, at least you can change your sheets. Hotel chains, whose business is selling a good night's sleep, increasingly are offering their linens at online boutiques. USA TODAY's Kitty Bean Yancey slept on sheets from a sampling of chains and rates them, on a scale of 1 sheep to 4 sheep, for comfortable cocooning. Here's how her testing unfolded: