Primary basic examination for the detection of lesions and diseases of the skeletal system and teeth, as well as the lungs and breast. It can be used for lung screening and breast screening for cancer in healthy people, in all other cases, due to the physiological potential dangers of X-rays, it is subject to medical advice. However, radiation exposure is low and a well-designed test can be used safely if the benefits outweigh the risks. Thanks to digital X-rays, patients’ radiation exposure has been significantly reduced. In case of pregnancy, an X-ray may be taken with a well-thought-out medical indication, such as limb bone damage, and the rest of the body shall be protected with a lead cover.