If there’s one thing to be learned from "Sex and the City," it’s that women love high heels. Sure, they might be painful to wear and challenging to walk in (for some of us, anyway), but as the saying goes, beauty is pain. But blisters might not be the only downside to wearing high heels. In fact, the damage might be occurring higher up on the body – in the ankle, knee and hip, according to new research being presented later this month at the annual meeting of the American Society of Biomechanics. Another key finding: The higher the heel,...