If toning your abs is your New Year resolution don't just do ab exercises every single day. Those ab exercises may not be the best way to chisel your middle. In fact when you do those ab exercises every day you could be causing more harm than good. Fitness expert Sagar Pednekar from Gold s Gym India tells you how. Why should you not perform ab exercises every day? Yes you need to strengthen your core not only for a flat belly but also for a good posture improved balance and to relieve lower back pain. But like all other