Alleviate stiff hips and tight hamstrings with these easy-to-master flexibility exercises. Not flexible? Follow along with this 30 day stretch routine designed to help increase flexibility in a safe way. Great for beginner's or anyone in need of a great stretch. It’s much quicker to develop and improve flexibility than cardiovascular or strength, and a new routine has an impact much faster. Stretching may not be the most exciting part of working out, but doing flexibility work is just as import