The truth is, those warnings never applied to the general public. However, it is possible for adults to get mercury poisoning. You just have to eat a lot of high-mercury fish for that to happen. Our advice: Almost all guys will be perfectly fine eating a can of light tuna four times a week. read more
The type of tuna you choose also determines the amount that's safe to eat. Children under 6 years of age should be fed not more than 3 ounces of white or fresh tuna a month and children ages 6 to 12 not more than two 4.5-ounce portions a month. read more