Salmon, tuna and walnuts contain omega-3 fatty acids that are healthy. Fish, chicken, turkey, nuts, seeds and legumes contain good sources of protein. Healthy
carbohydrates come from fruits, vegetables and whole grains.
It may be helpful to eat 5-6 smaller meals rather than the traditional 3 meals per day. You may want to try protein powders and nutritional supplements (like Ensure) to provide you with extra calories.