@CNN: Flexibility matters to your health. Here are three ways to test and improve yours: https://t.co/s8tTuAvMIy https://t.co/gWv4yvRjLG
Flexibility matters to your health. Here are three ways to test and improve yours: https://t.co/s8tTuAvMIy http://pic.twitter.com/gWv4yvRjLG
— CNN (@CNN) August 30, 2017