Megan Ware wants to help you eat healthier. Should you include tuna in your diet and if so how frequently should you consider eating it? You may want to consider that mercury is possibly a problem. See her table for how much tuna you should eat. The amount varies with your weight.
How does mercury get there? It enters the water supply and is absorbed by bacteria which enter the food chain as they are eaten by fish. Mercury consumption is a possible risk and can interfere with the functioning of the brain. It may also produce loss or feeling or numbness in extremities like the arms and legs. This is especially a risk for children and pregnant women and other poisoning symptoms can include memory and vision loss and tremors.
Read the full article here:
How Often Should I Eat Tuna?