Luckily pinched nerve. Went today tried Back after legs yesterday and it must have just been a muscle rubbed a nerve, as I looked this up 48 hours before pain should subside, which it has I still feel it but it's liveable and trainable but still no chest for 3 more days and a extra day off Thanks for the support. and constructive advice,, I'll still be using the Smith's just a bit more wisely...