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1. Beware of cloudy days. Clouds and particulate matter in the air scatter sunlight. You can still burn even on a cloudy day.
2. Wear a good pair of sun glasses and some kind of protection -- the looser the better -- on your head.
3. If you are among those likely to burn, use a sun block with a PF of 15 or greater. An ounce of sun block will effectively cover your entire body.
4. Apply sun block at least 15 to 30 minutes before venturing out into the sun and re-apply at least every two hours especially if you have been swimming or perspiring.
5. Use sun blocks with higher PFs on areas that need extra protection like the tip of your nose, your ears, the tops of your feet, and your shoulders.
6. Do not use sun block on your lips. Instead, use only sun protection products designed specifically for lips.
7. Protect your children. Keep them from excessive sun exposure when the sun is strongest and apply sunscreen liberally and frequently to children 6 months of age and older.
8. Do not use sunscreen on children under 6 months of age. Parents with children under 6 months of age should severely limit their children's sun exposure.