Check the Daily News Yo! section every Thursday to track the progress of our five Flab to Fab Fitness Challenge participants, and Tattle writer Howard Gensler's personal fitness challenge.

The five Challenge participants also will be featured weekly on CBS 3 Eyewitness News, starting at 11 p.m. next Wednesday.

Follow along online at www.girlfriendslockerroom.com. On that page you'll find:
PODCAST: Hear brief interviews with the participants and their trainers as they arrived Monday at the 12th Street Gym for the Challenge kickoff, on Kimberly Garrison's Philly Fitness & Health podcast.

UPDATES: Weekly progress reports from Kimberly that will be added as weblog entries.

SIDEBLOG: Starting Monday, Howard will blog on this page about his efforts to follow the Flab-to-Fab program from home.

FITNESS TOOLS: Explore the rest of Kimberly's weblog for fitness calculators, health and diet tips and an archive of her Daily News columns.