Angina may feel like pressure or squeezing in your chest. The pain also can occur in your shoulders, arms, neck, jaw, or back. Angina pain may even feel like indigestion. Angina isn't a disease; it's a symptom of an underlying heart problem.
Uses of X-rays. The main use of X-rays is in medicine. A comman application is in the form of X-ray machines, which take photos of a patientâs body. If an arm or leg were broken for example, then this limb would be put in front of the X-ray with a piece of photographic film behind.
X-rays are a very energetic form of electromagnetic radiation that can be used to take images of the human body. Credit: Fotokon | Dreamstime X-rays are a form of electromagnetic radiation, as are radio waves, infrared radiation, visible light, ultraviolet radiation and microwaves. One of the most common and beneficial uses of X-rays is for medical imaging. X-rays are also used in treating cancer and in exploring the cosmos. Electromagnetic radiation is transmitted in waves or particles at different wavelengths and frequencies. This broad range of wavelengths is known as the electromagnetic spectrum.