1. Sunscreen photo: The skin color is uniform, without obvious sunspots or pigmentation, the skin texture is delicate, and it looks healthier and younger.
2. Not sunscreen photos: There are obvious redness and burn marks on the skin, which may be accompanied by peeling. Long term lack of sun protection can also lead to uneven skin tone, pigmentation, rough skin texture, and accelerated signs of aging.
3. Comparative summary: Sunscreen measures effectively maintain good skin condition and reduce skin problems caused by UV damage; The skin without sun protection measures showed obvious signs of damage, proving the importance of sun protection in protecting skin health.