The reasons for more and more spots on the face mainly include excessive sun exposure, skin aging, endocrine disorders, heredity, etc. A variety of factors can also be combined. 1. Excessive sun exposure: long-term ultraviolet radiation, melanocytes are stimulated to enhance the function, which can lead to more and more serious melanin deposition on the face, spots will be more and more. Daily attention should be paid to sunscreen and skin moisturizing. 2. Skin aging: such as age spots, medically called seborrheic keratosis, commonly found in middle-aged and elderly people, light brown, brown spots and patches can appear on the face, with varying sizes and shapes. With the aging of the skin, the spots on the face can increase gradually. 3. Endocrine disorders: chloasma can often be caused, mostly seen in women, can appear in the cheeks of symmetrical, patches of brown or light brown patches, endocrine disorders can not be corrected, the spot will be more and more. 4. Heredity: Some families have freckles and other spots on the face, with the aging of the skin and the combined effect of sunshine and other factors, the spots will become more and more. If there are more and more spots on the face, it is recommended to seek medical treatment in time to find out the cause and follow the doctor’s instruction for treatment.