What caused the Iran hostage crisis? A: The Iran hostage crisis occurred when Mohammed Reza Pahlavi, a domineering Iranian ruler who was recently expelled from his country, was granted access into the United States by President Jimmy Carter to receive cancer treatment.
There are five main categories of mineral deficiency: calcium, iron, magnesium, potassium, and zinc. Calcium is needed for strong bones and teeth. It also supports proper function of your blood vessels, muscles, nerves, and hormones.
Magnesium is a dietary mineral. Magnesium deficiencies are the second most common deficiency in developed countries, the first being vitamin D. A lack of magnesium will raise blood pressure and reduce insulin sensitivity. This page features 246 unique references to scientific papers.