Do It or Age Quickly
JB Berns has a long background in personal and wellness training, and developing exercise systems. Fitness Magazine named him as one of the top 10 personal trainers in the nation in 1999. His invention, the Urban Rebounder, is now in over 5,000 gyms worldwide and 18 different countries. He has appeared on many national television programs discussing health and wellness.--This text refers to an out of print or unavailable edition of this title.