Working out the cancer

Diana Hambrook, left, works out under the eye of trainer Kara Jeter during a fitness class for cancer survivors in Eden Prairie, Minnesota, on May 23, 2013. (Bruce Bisping/Minneapolis Star Tribune/MCT)

A growing body of evidence supports the idea that sweating is better than resting after cancer.

HER face flushed, Rosemary Lamont sat on the gym floor one recent afternoon, listening to her trainer’s impassioned commands.