Tony Horton, the creator of P90X, was diagnosed with a rare neurological disorder. Now, he's fitter than ever at 66, thanks to his new diet and workouts.

A group of young Republicans are devoted followers of Tony Horton's P90X workout routines. Kelsey Hubbard talks to the celebrity fitness trainer about his workout regimen and putting congressman ...

Two decades after designing one of the best-selling home workout programs in history, the personal trainer Tony Horton says he's in the best shape of his life. When Horton's creation, P90X ...

Tony Horton, best known for the P90X workout, says he's thriving at 66 after tweaking his routine. Horton was diagnosed with a rare illness in 2017 and has since followed a flexible plant-based diet.