After treating a four-year-old pet Boer goat last week for severe selenium deficiency, veterinarians at Oregon State University's teaching hospital want to remind pet owners of the mineral's ...

Selenium is an essential element for life in humans and other animals, and selenium deficiency can be a major health problem. Because of that, farmers and ranchers sometimes try to get more selenium ...

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 ...