tag:blogger.com,1999:blog-1382714127608723752.post4538704671044946155..comments2023-10-08T19:40:36.310+08:00Comments on Biscuitman Runs: Back into it (but my back is not really into it!)Biscuitmanhttp://www.blogger.com/profile/10366925761995894820noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1382714127608723752.post-4020461138971466522009-01-24T14:08:00.000+09:002009-01-24T14:08:00.000+09:00Hope your back starts to feel better ; as long as ...Hope your back starts to feel better ; as long as you don't feel it when you're running it's OK ;-)<BR/><BR/>I have heard that ASICs don't last much beyond 800kms for normal runners (some folks are heavy on the shoes and other seem to have them last forever!) ; I use Mizunos but different models seem to have different lifespans. I track the kms for each though and definitely chuck them once I get close to 1000km.DC64https://www.blogger.com/profile/03101905855678916033noreply@blogger.com