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.
Sleepiness, Medication & Drugs: Why Your OTC Medications And Prescription Drugs Might Make You Tired. Sleepiness is one of the most commonly reported side effects of medications and drugs, and it's an important one to note and discuss with your doctor. Excessive sleepiness can be caused by the sedating effects of nonprescription and prescription medications, and it can also stem from the use of illicit substances.