Gravity machines on rise at health clubs
(AP)
<p><a href="http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/ap/20070430/ap_on_he_me/fitness_gravity_machines"><img src="http://d.yimg.com/us.yimg.com/p/ap/20070430/capt.f7d238caa0484211aa3ff2fa08c79605.fitness_gravity_machines_nymg102.jpg?x=130&y=98&sig=dKwoaFz8kO.P30bN_CLkVw--" align="left" height="98" width="130" alt="C.J. Theiss, foreground, uses a Gravity machine as she participates in an exercise class at the YMCA in Saratoga Springs, N.Y., Thursday, April 5, 2007. Gravity equipment has become popular here and in other clubs. The $17.6 billion health club industry is always on the lookout for the next thing, especially if it offers a fast, efficient workout. (AP Photo/Mike Groll)" border="0" /></a>AP - America might not need yet another exercise machine. Treadmills, weights and resistance equipment already jam the health clubs. Yet Gravity machines have found a niche at the YMCA in this resort town.</p><br clear="all"/>

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