View Single Post
Old 02-17-2012, 10:41 AM   #3
Fitness Seeker Fitness Seeker is offline
Senior Member
(female)
 
Fitness Seeker's Avatar
 
Join Date: May 2011
Location: San Francisco, CA
Posts: 169
Fitness Seeker HB UserFitness Seeker HB User
Re: Question about spirometery test

What's a challenge test?