Ionizing radiation can damage living tissue in the human body. It strips away electrons from atoms breaks some chemical bonds.Alpha and beta, gamma and X-rays particles are the most common forms of ionizing radiations.The amount of energy the radiations can deposit in a given space varies with each type. Radiations also differ in the power to penetrate. All kinds of ionizing radiations produce health effects. The damages incurred by different kinds of tissue vary with the type of radiation to which the person is exposed and the means of exposure.