Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much can be harmful to ...

Iron deficiency—when there's too little iron in the blood—may affect a quarter of the world's population, and in particular, women of reproductive age. Symptoms can include fatigue and shortness of ...

Sculptor Sir Antony Gormley and poet laureate Simon Armitage have worked together on a new public artwork in Oxford. The ...