Taking high doses of selenium or vitamin E can increase the risk of prostate cancer, a new study found. Vitamin E supplements can raise the risk of prostate cancer by as much as 63 percent in certain ...

Selenium is a trace element, or nutrient, that a person’s body needs to stay healthy. Selenium-rich foods include some nuts, fish, and poultry. Keep reading to learn more about selenium and why we ...

Environmental engineers have developed critical methods to remove toxic selenium from water. Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much ...