Here's what selenium is, what benefits it provides and the dangers of taking too much.

What are the foods rich in selenium and should we be worried about them? - A selenium limit could potentially prevent cancer spreading to other parts of the body ...

A trace element found in foods such as seafood, fresh garlic, mushrooms, wheat germ and some whole grains, selenium helps increase the effectiveness of vitamin E and is an antioxidant ...

Drink selenium-infused water if you want, but don't consider it a substitute for a diet rich in antioxidants from whole foods like fruits, vegetables, and whole grains.

This same paper tells us that when push comes to shove and selenium is deficient, the brain is the last place that selenium levels drop, suggesting that in the brain, selenium is important.

You need only trace amounts of selenium to survive. Falling outside of this narrow therapeutic window can have significant health consequences.

What are the foods rich in selenium and should we be worried about them? A selenium limit could potentially prevent cancer spreading to other parts of the body ...