Intense two - a-day workouts , some of which included chopping down trees , played a major role .
Intense two - a-day workouts , some of which included chopping down trees , so did better nutrition and soft - tissue work including acupuncture and massage .
Intense two - a-day workouts , some of which included chopping down trees , played a major role , and so did better nutrition and soft - tissue work including acupuncture and massage .