The 1970s are long gone, so why are you still running for hours and hours every day? Though many endurance athletes rely on high-volume training for their sports, they are mentally taxing and can cause prolonged stress on bones and joints. In contrast, the popularity of shorter, more intense workouts has increased dramatically with the rise of training programs like Crossfit and P90X. What sets these training methodologies apart is their focus on fast and fierce bouts of effort with…
