Selenium deficiency refers to not having enough selenium in your system. Symptoms may include fatigue, muscle weakness, and infertility, among others. The amount of selenium in food sources is largely ...

Selenium is a mineral found in the soil. It naturally appears in water and some foods. While people only need a very small amount, selenium plays a key role in your metabolism. Brazil nuts are are one ...

Brazil nuts may not be a staple in your pantry, but eating just a few a day serves up big benefits. This tropical nut hails from the Amazon River area, where the selenium content of the soil is quite ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Nearly a dozen representatives from environmental groups and members of the public told the ...

The answer is not a simple particle but a composite entity. A polaron is formed when an electron strongly couples with the ...