Diet or exercise! What's more important to lose weight? You may have asked this question to your gym instructor your nutritionist and even to Google. A new research says that diet is more than exercise for weight loss. There are some who give more importance to diet over exercising while others believe that the other way round is what's more effective to lose weight. There is no doubt that this is a very important yet basic question which has been subject to debate for the longest time. Nutritionist Karishma Chawla explains Diet and exercise have their specific roles to play