Tight hips and a tight lower back are common complaints among runners and cyclists,so here's a relaxing stretch that will stretch both. It's similar to Half Happy Baby, but with this variation, and both knees are bent at the same time. Sanskrit Name: Ananda Balasana
English Translation: Happy Baby Pose
Also Called: Dead Bug
launch lying flat on your back.
Bend both knees and hold onto the outside edges of your flexed feet with your hands. retain your arms on the outsides of your legs.
Gently use your upper body strength to equally press both knees to the floor below your armpits. Try not to tense your shoulders or chest,but retain everything relaxed. Stay like this for five deep breaths. To release, let recede of your feet and straighten your legs to the floor.
Source: popsugar.com