Age spots are also called seborrheic keratosis, which is a kind of benign skin tumor that may appear on anyone, but it will gradually increase with the aging of the body, and it is a normal situation that it starts to grow at the age of thirty. If you want to prevent it from growing, there is no particularly good medicine, you can take some vitamin C, vitamin E. Age spots, if the face does not affect the beauty of the skin, you can leave it alone, if you want to do away with it you can do laser, if you do not want to care about it, you can also go to the observation. If this piece of age spot recently and suddenly increase in size, and the color becomes less uniform, there will be swelling, bleeding, pus and other abnormalities, may have been malignant, into malignant skin tumors. This time to go to the hospital as soon as possible, to do skin pathology, to see the degree of malignancy, with the same time will be cut off, if not malignant particularly serious, cut off has not been too big a problem. But be careful, usually do not often use your hands to pick the spot, in order to prevent the malignant changes from aggravating.