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.
Feeling sleepy and tired all the time can be a sign of fatigue. Tiredness and fatigue can manifest in a number of ways. According to eMedicineHealth, fatigue can cause weakness, dizziness, tiredness, shortness of breath and even palpitations.
Others feel tired only after an attack. Still others feel extreme fatigue, often finding they need to nap hours upon hours extra - or feeling as though they can't focus on life because of their tiredness. Feeling tired is a natural body reaction, and one that can often be caused by stress and anxiety.