 Well, are you ready to unlock the secret to building muscle without spending endless hours at the gym? You can with Power Life High Impact Protein by Tony Horton. Tony's the creator of the workout program P90X. In 2017, he came down with a rare virus, was bedridden, lost muscle, didn't know if he would live. Now at 65, Tony is feeling amazing because he discovered HMB, a naturally occurring molecule that helps build and maintain muscle even without exercising.