I never had anything wrong with my heel except the time the sting ray stung it when I stepped on him when swimming and paralyzed the lower leg and made the unbearable pain.
Again, you can be watching your show as you're doing this, or you could be talking to someone, and this is just kind of connecting to the lower body, finding that sit bone to heel connection.
Homo erectus appeared to be walking similarly to how modern humans walk – striking the ground heel first, then moving weight over the ball of the foot and toes and pushing off again.
Ahab had now gained his final perch, some feet above the other look-outs, Tashtego standing just beneath him on the cap of the top-gallant-mast, so that the Indian's head was almost on a level with Ahab's heel.
He moved and she jerked again. Her sore foot, forgotten in the excitement, now gave a tremendous throb that made her grit her teeth and shift her weight to the heel.