Protection from sun regardless of age reduces the risk of squamous cell cancer, actinic keratoses and progression of photoaging.
Reducing sun exposure during childhood will decrease the risk of developing basal cell carcinomas, squamous cell cancers and melanoma.
Protective behaviors include broad-spectrum sunscreen with sun protection factor (SPF) value of at least 15, wearing protective clothing that covers the arms, torso, and legs, wearing sunglasses and a hat that provide shade to the whole head and seeking shade whenever possible.
Studies find it sunscreens active ingredients are absorbed systemically but yet they are still safe.