Oh yeah, in fact Gene Rychlak (first lifter to bench over 1000lb) said he could feel his bones bending during the lift. Training is getting your body adapted to

Oh yeah, in fact Gene Rychlak (first lifter to bench over 1000lb) said he could feel his bones bending during the lift. Training is getting your body adapted to the movement, and that for sure includes bone density. I'm guessing our 100m runners are also pretty dense.