List of United States Presidents by military rank. The United States Constitution names the President of the United States the Commander-in-Chief of the U.S. armed forces. Many Presidents, however, also served in the military before taking office; all but 12 of 43 served. 1  1 Table of United States Presidents by military rank.  1.1 General of the Armies.
sleeping is just usual. we already know that we need to sleep. sometimes it is due to tiredness because you can pass a day or two without sleeping. it is a little hard to say what makes us sleep but sometimes you just like to sleep when you're bored.
A answered. Sleep disorders can affect the body in many ways. If you are not getting adequate sleep, you may feel very tired during the day. You may also feel irritable, have trouble concentrating or remembering things, and get headaches. Sleep disorders can also cause stress and anxiety, and can even lead to a weakened immune system, which may lead to illness.