👉 The term "postantennal" is a medical term that refers to the body's response to exposure to ultraviolet (UV) radiation. UV radiation can cause skin cancer, as well as other types of cancer and eye damage. Ultraviolet rays come from the sun or from certain chemicals in cosmetics and personal care products. When these rays reach the Earth's surface, they are absorbed by the skin and hair, causing them to absorb and convert into heat energy. This heat energy can cause
