A strength training expert, who runs the 'hardest workout in NYC,' shares 3 habits to build muscle without working out on weekends

James McMillian, the president of Tone House in New York City, focuses on full-body workouts and follows a simple, high-protein diet. James McMillian James McMillian, the president of Tone House in NYC, has a few habits that keep him in shape. He works out twice a day on weekdays, leaving weekends free to spend time with his family. He also follows a very simple high-protein diet. Between coaching 10 workout classes a week and holding personal training sessions, James McMillian makes the mo...