The Anti-Aging Ingredient More Important Than Sunscreen
SPF is your best weapon in the fight against aging, right? Maybe not. New research shows that antioxidants in skin care may have sunscreen beat
However, these rays make up only seven percent of solar energy. What makes up the rest? We won't bore you with a scientific dissertation about wavelengths, but here's what you need to know: New research shows that infrared radiation A (IRA) penetrates even deeper into the skin than UVA rays. It damages skin cells and causes sun damage and aging by producing free radicals, as explained in the paper, "Sun Protection Should Protect From IRA Damage," (May 2012) by Nadim Shaath, PhD, chairman of chemistry at SUNY-Purchase. Why are free radicals so bad?
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