Sleep is essential to the human body, helping repair bodily damage, process the day’s events and keep the immune system and metabolism operating smoothly. Sleep also alters reward-seeking and behavior. Bad sleep can put people at risk for worse decisions, including using or abusing alcohol and drugs. In a recent study published in the journal eNeuro, scientists examined the underlying brain system that can influence reward-seeking and can trigger relapse: the orexin system.

Read more: https://www.inverse.com/mind-body/how-does-sleep-impact-cocaine-addiction