Twenty minutes is all you need to help build flexibility and stronger joints and muscles with this routine I've put together ...

As your flexibility increases, you can sit more upright to increase extension at the hip and flexion of the knee. This one might sound more like a strength-building exercise than a stretch ...

This exercise is excellent for improving core flexibility. Another simple exercise to start the day is the leg stretch. Lying on your back, lift your legs to form a 90-degree angle with your knees.