article from NPR.org:
In many low-income neighborhoods, obesity and diabetes are huge problems. Fear of crime and traffic keep many residents from exercising outdoors, and indoor gyms are often too few and too expensive.
Healthworks, a nonprofit fitness center in Boston, is trying to change that.
About ten women are working up a sweat at a hip hop class in Boston's Codman Square neighborhood. It's led by an instructor nicknamed K.J. with long dredlocks and great moves.
But none of these women have lean, sculpted bodies. Most of them are where Tamica Toney, 36, was less than a year ago.