Feeling fatigued and experiencing muscle cramps can be a potential sign or symptom of Magnesium Deficiency. Magnesium deficiency has become a common issue affecting millions of people today. Magnesium is a very important mineral that plays a major role in various bodily functions and therefore its deficiency in the body can lead to several health problems. To address this issue early, we need to understand the warning signs and symptoms. Read below in the article and learn about the 11 warning signs of magnesium deficiency and how to identify them early. Know how you can treat low magnesium issue in your body.