Sleep, it helps people perform their daily tasks. It is also very helpful with making people more focused and keep people well - rested. Napping is also a somewhat good way of recharging the body and increase mental alertness. Both of these I think are important because they both keep you from getting cranky. So let me elaborate. First off, sleep helps people perform their daily tasks whether it be a job or going to school. Whatever it might be, we humans need energy to focus on important things. Like school, school work, doing your job correctly, ect. For example in Source #1, “How Much Sleep Is Enough”, it goes into depth about if you routinely lose sleep or choose to sleep less than needed, the sleep loss adds up. Sleep is an essential
