Low Back Stretches With Another Person. Part of the series: LS - Taking a Stretch with Yoga. Our back tend to tighten up throughout the day and we want to release it a little bit and what better way to release your back than with a friend or a loved one who can help you feel good at the end of the day. Find out about low back stretches with another person with help from the founder and creator of Rina Yoga in this free video clip.