The Borat star relies on short, high-intensity workouts and simple nutrition habits to stay lean and strong in his 50s.

Alfonso Moretti is a successful personal trainer, helping clients get healthy and stay on track. But a few years ago, he got off course and became obsessed with building big muscles. It takes over ...

Alfonso Moretti was about to have surgery for a torn tendon in his calf muscle. At 45, and having been a personal trainer since his late teens, surgeries to repair injuries were nothing new. This ...