If you were to make one giant step toward a healthier in order to lose weight how would you do it? There are a number of choices. At or near the top of the list we would advise you to eat more fish. In fact researchers working for the American Journal Of Clinical Nutrition studied more than 24,000 participants. They found that subjects with a higher genetic susceptibility for obesity who ate a diet with high fish intake had a reduced weight gain compared to subjects who rarely ate fish.