By Mayo Clinic Staff. An X-ray is a quick, painless test that produces images of the structures inside your body â particularly your bones. X-ray beams pass through your body, and they are absorbed in different amounts depending on the density of the material they pass through.
Physical Causes. The most obvious reason for being tired and sleepy is lack of sleep. According to MayoClinic.com, the average adult needs between seven and eight hours of sleep every day. If you're sleeping less than that, adjusting your sleeping schedule might provide some relief.
Depression and anxiety can make you tire easily or feel constantly tired, and they can also prevent you from getting a good nightâs sleep. Examine all of these things in your life and work on correcting the ones that affect you. You may find yourself snoozing more peacefully and feeling less tired when you wake up.