Fitness influencer Body by Mark reveals the top tips for getting into the best shape of your life

A top fitness trainer has approached dozens of ‘jacked’ Americans in the streets of New York and LA to ask about their diet and exercise routines. Here’s the common theme between them all. A top fitness trainer has approached dozens of ‘jacked’ Americans in the streets of New York and LA to ask about their diet and exercise routines. Here’s the common theme between them all.