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Dermatology Blog with Heather Brannon, MD February 2007 Archive

By Heather Brannon, MD, About.com Guide to Dermatology since 2002

The Science of Botox®

Monday February 26, 2007
Botox® was the number one non-surgical cosmetic procedure performed in 2004. Even though these injections are so popular, there are still misconceptions about how Botox® works. Find out more about ... Read More

What Causes Wrinkles

Sunday February 18, 2007
Wrinkles are caused by many factors as we age. Find out more about the major causes of wrinkles including normal aging, sun effects, free radical damage, and others. ... Read More

Normal Skin is Teeming with Bacteria

Sunday February 11, 2007
Using a powerful new molecular method, researchers have found evidence for 182 species of bacteria in normal skin. Reasearchers took samples of forearm skin from six people, three men ... Read More

Scientists Watch as DNA Gets "Sunburned"

Sunday February 4, 2007
Scientists have recently been able to observe what happens to DNA when it is damaged by UV light. Surprisingly, this same injury that causes sunburn occurs almost instantaneously. ... Read More
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