Will eating too much tuna lead to mercury poisoning?

I sometimes eat 6 cans of tuna with whole grain bread per week for protein.
Someone told me eating so much tuna will cause lead poisoning.
Any advice on this?

Attached Images

• tuna.jpg‎ (47.3 KB)

from Bodybuilding.com Forums - Nutrition https://ift.tt/2LXz8jN