You just got a haircut and now it feels like you need another one! Why is this, and is it true that your hair grows faster during the summer? To get to the root, Trace delves into the science behind ... more 
You just got a haircut and now it feels like you need another one! Why is this, and is it true that your hair grows faster during the summer? To get to the root, Trace delves into the science behind hair growth, debunking classic hair myths along the way. You'll be surprised by what he learns! less 
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Tue, May 7, 2013 9:30 AM EDT