Apply liberally: 15 minutes before sun exposure reapply: after 80 minutes of swimming or sweating immediately after towel drying , 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.
Children under 6 months: Ask a doctor.