Here are a few facts to consider when eating fish.
What is so dangerous about eating mercury?
It cumulates in the body. It can take up to a year to leave the body. It can cause damage to heart, kidneys, and can especially effect neurological development.
All fish have at least some traces of mercury but preditory fish like tuna and sword fish have higher levels.
Some studies have concluded that some fish may have dangerous levels of mercury.
Who should be concerned?
If you eat 20 to 30 peices of sushi a week you are probably getting too much mercury.
If you are eating more than the recommended amount of fish (two servings) and they are peditory fish like tuna or sword fish.
If you are pregnant or trying to become pregnant, avoid fish know to have high levels of mercury.
To get omega threes with out the risk of eating too much mercury- eat flax seeds!