Press up : Sphinx
Start by lying on your stomach.Begin to raise your upper body slowly, while keeping your pelvis flat to the floor. Try to create an arch in your low back. Go up only as far as you can without discomfort. Work up to the position shown here, also known in Yoga as the Sphinx position.
Start by lying on your stomach with face down. Raise your shoulders and hold yourself up with your arms extended in front of you. Hold for 30 seconds, then return to starting position. Repeat exercise ten times.
Standing back extension :
This exercise can be done at work or any other place where doing a press up on the floor is impractical. Start with hands on low back. Slowly arch backward as far as you can without discomfort. Hold only for three seconds, and return to starting position. Repeat five times.
The “ Dog ‘’
Start on all fours. Create an arch in your low back by lowering your
abdomen toward the ground, while at the same time raising your head. Hold for 30 seconds. Go back to starting position. Repeat exercise 20 times.