Is 'Super Slow' the Way to Go?

“I was a runner, and I still go out running sometimes,” he notes. “But it's a waste of time compared to doing load-bearing exercise. What I'm adding [by slow weight lifting] is more muscle, which requires more oxygenated blood. It's the muscles that create the demand to improve, and running doesn't put that kind of demand on your system.” NB: read the article, these claims are mostly debunked.