Everyone should be eating a serving of fish each week. Fish is a great source of lean protein and is high in omega 3 fatty acids. These are the good fats that help with cholesterol reabsorption. When buying fish though you must be careful of fish that is high in mercury, mercury can decrease brain functioning and can be harmful to your body. When shopping for fish look for fish that does not have a long life span things like salmon and tuna, stay away from bigger fish at the top of the food chain as they are more likely to have higher exposure to mercury throughout there life span.

You should also look at buying fish that is not fished in commercial shipping or in high commercial waters. This is because although mercury is in the environment it is increased through pollution. So you should be eating fish every week cause the benefits are very rewarding for your health, just remember make smart choices.