The use of sunscreen has been known for as long as 70 years. Although exposure to sunlight has its beneficial effects to health, chronic or prolonged exposure may result in sunburns, sun damaged skin, premature aging and worst of all, cancer. Thus the use of sunscreen lotions, lip balms and hair protection has been recommended by dermatologists, and the proliferation of these products in the market has continued. But not all products are effective, and some of them may even be harmful, according to recent studies.
Read more at Suite101: How to Choose the Right Sunscreen: Are They Over-Rated?
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