If you experience pain in the back of your knee when stretching, you need to make adjustments. Don’t push on through hoping it will go away. You can still get a good stretch in your hamstring whilst protecting your knees. This video walks you through why it might be happening and what you can do to prevent it while stretching.
This short ballet abs workout for a strong body can be done at home with no equipment. For strong ballerina abs, try this 10 minute core workout and see just how effective these workouts are for strengthening and toning your body.