complete book of swimming

It’s been important to me for two reasons: First, I’m convinced (as others in this magazine have argued) that the watershaping industry is doing both itself and its clients a disservice by not promoting the remarkable healthfulness of aquatic activity. I think this is a deficit we desperately need to address — and also that this effort must begin on a solid base of knowledge and fact. Second, as I progress through my forties, I’m finding that running is becoming more and more difficult because