Since cavemen first learned to sharpen sticks, fish has been an important part of human nutrition. Eating fish is a healthy habit ? our mothers called it “brain food,” after all ? but recently the benefits have been overshadowed by fears about hypothetical risks from trace amounts of mercury.

Fish bring well-documented health benefits to adults and children, both born and unborn. Omega-3 fatty acids in fish can help prevent heart disease, arthritis, dementia and other conditions.