| Use a sunscreen or sunblock with a sun protection factor of at least 15, even on cloudy days. |
| Therefore, all patients should be cautioned to use sunblock and, whenever possible, to cover exposed skin when they are outdoors. |
| I pulled out a bottle of sunblock from my bag and unscrewed the cap, beginning to lather it on. |
| Wear a sunscreen or sunblock with a minimum SPF 15, says the American Academy of Dermatology. |
| Slather on the sunblock and lip balm during the day, but don't forget the down jacket and booties for camp at night. |
| Bright white zinc oxide, found in surf shops, does not irritate skin and is a very effective sunblock. |
