Stumbled on this... interesting in trying iTrain or cardiocoach.com .
Physical Culture; A Personal Trainer, Right in Your iPod
January 19, 2006, Thursday
By CATHERINE SAINT LOUIS (NYT)
WHEN Suganthi Balasubramanian started exercising after three decades of inactivity, she found her effort worthwhile but monotonous. Like a child forced to swallow bitter medicine, she followed workout videotapes she didn't enjoy, only because they were good for her. She bought a treadmill but couldn't make herself use it....