well... I nv use b4 but I know that if U really feel hurt, then
u're using it the wrong way...

dunno leh
muscle ache gt la
the 大肚腩there 
then got many times is rely alot on my arms to get back to
starting position de.
so dunno got use
and can see my 分散多年的六兄弟 anot 
beginners will have to endure falling flat on ur face on the first
few tries
after buying the wheel, pls oso set aside some money for 整容费
if 孩子的爸 need exercise, we can definitely arrange something
>takes out 珍藏多年的Karmasutra 大全<
wah
so 主动 
既然这样 the exercise wheel can go die la
lets 练功now 