How Common Is Magnesium Deficiency—and Could You Have It?
Magnesium deficiency symptoms
First of all, remember: Magnesium deficiency is very rare. If you are simply low on magnesium, you probably won’t experience any the following symptoms.
The earliest signs of magnesium deficiency include nausea, general fatigue, and a loss of appetite. In more advanced cases, someone with magnesium deficiency could experience heart problems (including irregular heart rhythm), muscle cramping and spasms, weakness, trouble sleeping, seizures, and tremors. A magnesium deficiency could also cause poor memory or even anxiety, Dr. Levine says.
Another possible byproduct of a magnesium deficiency is an electrolyte deficiency. “Magnesium maintains a balance of other electrolytes, such as sodium, potassium, and calcium,” Dr. Levine explains. “These electrolytes in turn support nerve conduction, muscle contraction, and maintain normal heart rhythm.” A blood test in your primary care doctor’s office can help assess whether or not you have an