Sort:  

There is that, if you don't lay "correctly", the diagonal lay causes you to lay totally flat so the back is fine. My biggest problem has always been my knees, I have long legs so they tend to hyper extend.

Coin Marketplace

STEEM 0.13
TRX 0.24
JST 0.032
BTC 85468.51
ETH 1877.79
USDT 1.00
SBD 0.71