I've come to this realization that my core has let me down (or that I've never really payed attention to my core). To be honest, I've never payed my core it's due -- 20 sit ups were a chore -- always ...
One of my physical fitness test is called sit and reach. What are the best methods to train for this "exercise"? Yes, I do agree that it requires flexibility. However, I heard of different methods ...
I went to defence forces 4 months ago and have had intense training and stuff without no good physical base before. Had to carry a 60 pound bag for miles on my back etc and now having lower back pain ...