Watermelon contains about 82 per cent of water which fills your tummy up and lowers food cravings. The fruit is low in calories and contains vitamin C in abundance which is known to help in fat loss. Also, watermelon is considered a low energy density food which means they provide very few calories per gram of food. Low energy density foods are perfect for helping you lose belly fat  .
Fat accumulated in the lower body (the pear shape) is subcutaneous, while fat in the abdominal area (the apple shape) is largely visceral. Where fat ends up is influenced by several factors, including heredity and hormones. As the evidence against abdominal fat mounts, researchers and clinicians are trying to measure it, correlate it with health risks, and monitor changes that occur with age and overall weight gain or loss.