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To the Editor.—
I have found this informal essay of value in helping my patients to protect their skin from the sun, and I believe that it might be of interest to your readers.Prevention of FurtherSun Damage to Your SkinThe blemishes I have found on your skin are the result of damage by the sun's rays. The sun has been acting on your skin ever since you were first put outdoors in your baby carriage many years ago. Further exposure will increase the damage.Protection from the sun in the Philadelphia area is needed only from May 15 to Sept 15. In the South, however, it is needed in additional months. The sun is most intense at noon (1 PM, daylight saving time). Less damage is caused in the morning and in the late afternoon because the sunlight slants through more of the earth's atmosphere, which blocks
Schamberg IL. Protection of Skin From Sun. Arch Dermatol. 1975;111(11):1538. doi:10.1001/archderm.1975.01630230136033