Eat less; & exercise
To help the tummy look flatter, one can do exercises to build very strong abdominal muscles.
It will take a lot of work, and will burn off calories. One must not eat more calories than he burns
off, or he cannot lose weight
. Helpful weight loss foods are natural foods that take time to chew but contain few calories. Examples include carrots, celery, and iceberg lettuce (without salad dressing).