"Old Habits are Hard to Die" “It takes 21 days to form a new habit” After years of trying multiple diet and exercise regimes, how do we form a change in habit that is sustainable? First, we should applaud ourselves for changing diet and exercise routines every few years. Why? Some people strive on routine; others need constant change. Take a moment to recognize where you are. At different stages in our lives, our body has different needs when it comes to diet and exercise. Fo