For sunscreen use
apply liberally 15 minutes before sun exposure
use a water resistant sunscreen if swimming or sweating
reapply at least every 2 hours
Sun Protection Measures. Spending time in the sun increases your risk of skin cancer and early skin aging. To decrease this risk, regularly use a sunscreen with a Broad Spectrum SPF value of 15 or higher and other sun protection measures including:
limit time in the sun, especially from 10 a.m. - 2 p.m.
wear long-sleeved shirts, pants, hats, and sunglasses
Children under 6 months of age: Ask a doctor