1: September 8, 2009, is a day that Dr. Peter Attia will never forget.
He had just swum to Catalina from Los Angeles, a twenty-one-mile open ocean swim that took him fourteen hours.
“I was standing on a beach on Catalina Island when my wife, Jill, turned to me and said, ‘Peter, I think you should work on being a little less not thin.’
“Less not thin?” he thought to … continue reading