How many hours a day do you sleep? Professionals recommend between 7 and 9 and anything less then that is way to short. This is because most of our body's restorative processes take place at night. Not to mention the fact that the energy consumption is very low when we sleep and that way our body can fully focus on what it needs to do - rejuvenate. If you use a night serum (like Ao Night Treatment) then you will find that products like this are aimed at working specifically at night to align with the body's natural processes.
Have a good read of this article to find out more benefits your beauty sleep can bring.