The age spots on the hands are seborrheic keratosis, the cause of seborrheic keratosis is not completely clear, it is considered to be related to age and gender, and it is more common in women. Seborrheic keratosis has no effect on health, but only affects aesthetics, usually need to avoid friction, stimulation. If you want to get rid of it, you can go to a regular hospital for liquid nitrogen cryotherapy, carbon dioxide laser therapy, ionization cauterization or surgical excision treatment. When there is a sudden increase in size, itching, broken and so on, it is recommended to timely surgical excision, and at the same time, skin pathology examination. If you are not sure whether it is seborrheic keratosis, it is recommended to surgically excise and perform pathological examination. Daily life need to pay attention to avoid sun exposure, avoid contact with detergents, can reduce the occurrence of seborrheic keratosis.