Watch your diet. For busy people, the easiest way to resist computer radiation is to drink 2-3 cups of green tea and eat an orange every morning. Chrysanthemum tea can also resist computer radiation and regulate body functions. Chrysanthemum tea and persimmon tea can improve eyesight and prevent fine lines from appearing in eyes. Chrysanthemum tea can also absorb the radiation from the fluorescent screen. People who often face computers drink these two kinds of tea every day, which can reduce the harm of computers to their eyes.