Shed cold-weather pounds before shedding cold-weather clothes — with help from local experts. BY SHELLI LIEBMAN DORFMAN NA/ hile springtime may greet hibernating bears as thinner versions of their pre- winter selves, we humans tend to see the sunshine as a reminder of months spent gathering and hiding layers and rolls under bulky sweaters and heavy woolen pants. As April arrives, we gradually discard the overcoats and sweatpants. The time has come to prepare for short sleeves, shorts — and bathing suits. But with the solid advice of and a bit of encouragement from a few area personal trainers, even those with the most PHOTOGRAPHY BY ANGIE BAAN excuses can begin to shape up for spring. "Saying you're too busy is not a good reason not to exercise," says Helaine Rodin Keller of Birmingham, a certified personal trainer who will come right into your home, at your convenience, and guide you through a personalized workout. Keller also teaches at Townsend Street Pilates in Birmingham, whose hours, like those of many health clubs, can accommo- date exercisers from early in the morning until night- time and are open on weekends. "There is always time for your health," agrees certified personal trainer Jim Berk of Body Work by Berk in West Bloomfield. And the secret to fitting your workout into limited hours is a trick to which many people aren't privy "You don't have to do every- thing in one session, because the benefits are cumula- tive," explains Berk. "Thirty minutes of working out with weights or doing a cardiovascular activity — like running, swimming or climbing — can be done with five minutes here and 10 minutes there and still be just as beneficial as if you did them all at once." Berk suggests that the convenience of having a Helaine Rodin Keller leads a class in Pilates at Birmingham's Townsend Street Pilates.