Maybe most of us are not aware of the benefits of a good sleep some deemed sleep as necessary, or they just like to sleep. But what we don’t know is that a lot of body functions are very active during our deep sleep. Our brain goes to rest or a vacation when we go to sleep and as a result it builds up the energy that we lost during our activities during the day. Tissue repairs are most active during deep sleep which also includes repair of skin damaged by UV rays from the sun. Unfortunately there are times that we suffer from sleep problems which render us having difficulty in sleeping. In any case sleep aids are very popular remedy and help.