When the brain slow down late at night. Keep lack of concentration were not good, and how to be happy, but if we try to sleep faster. We will have one bed. Body and brain need rest as well. Concentrate what is happiness easier.
When sleep brain slows Lack of concentration Memory is not good I would be happy to have it. But if we try to sleep faster. We will sleep tight. Body and brain to rest a good memory was happy that he could concentrate more easily.
When sleep late brain slow, concentration, memory is bad and be happy? But if we try to sleep faster. We sleep, the body and the brain rest. ความจำดี, focused, looking happy.