Work out with Master Instructor Trainer Moira Merrithew to strengthen your back and improve your posture. Minimize pain & maximize quality of life. Back pain is one of the most common ailments plaguing adults today. Tak... more »e back your quality of life by strengthening core muscles around the spine, shoulders and abdomen. The first level in the Back Care Series, Be Kind to Your Spine is a great way to improve flexibility, mobility and functional fitness. It is ideal for fitness instructors and rehabilitation practitioners. SUITABLE FOR: Beginner audiences (Level 1 of 5) EQUIPMENT REQUIRED: Exercise Mat« less