How Are Your Sunscreen Smarts?
December 22, 2019
University Hospitals Rainbow Babies & Children'sExperts in Children's Health
Did you know?
- You should use about an ounce of sunscreen to cover your body – enough to fill a shot glass. That’s about 2 tablespoons.
- Broad spectrum: This means it filters out both UVA and UVB rays. Both contribute to skin cancer.
- The American Academy of Dermatology recommends using SPF 30, which blocks 97 percent of UVB rays.
How Often to Apply
- Not water-resistant: Reapply every 40 minutes.
- Water-resistant: Reapply every 80 minutes.
- Very water-resistant: Reapply every 2 hours.