Just like we need water and food to survive, we also need sleep. Sleep is heavily influenced by circadian rhythms, and hormonal/environmental factors as well. It is a restorative process that gives us energy for the day ahead of us. It gives the body a chance to repair muscles and other tissues and gives the brain a chance to organize and archive your memories. When we see someone sleeping, we recognize the following characteristics; …showed first 75 words of 565 total…

…showed last 75 words of 565 total…Books: *<Tab/>Myers, David. Psychology. Worth Publishers, Michigan: 2004. Articles: *<Tab/>Siegel, J. M. "Sleep in Monotremes; Implications for the Evolution of REM Sleep." UCLA School of Medicine <http://www.npi.ucla.edu/sleepresearch> <Tab/>Internet: *<Tab/>Brian, Marshall." How Sleep Works" How Stuff Works. Nov 2005. <http://health.howstuffworks.com/sleep.htm>