After a viral post raised questions, dietitians say mercury exposure depends not just on how much fish you eat, but how often you eat it.

(NewsNation) — Too much exposure to mercury could lead to mercury poisoning. Mercury is a naturally occurring metal found in rocks in the Earth’s crust. It has a silver appearance, lending to its ...

(NewsNation) — Mercury is a naturally occurring metal that can be toxic if too much is consumed. Mercury can be present in some food depending on the environment in which the food was raised or grown.