Low vitamin D levels can cause muscle weakness, cramps and bone pain. You'll generally feel muscle weakness in your upper ...
If you regularly feel fatigued or weak, you may have an iron deficiency. Here are some common symptoms, causes and ways to ...
Medically reviewed by Brian T. Luong, DMD Anemia (a lack of healthy red blood cells) can produce a swollen and painful tongue ...
4. Lack of Folic Acid in the Diet Causes Folate-Deficiency Anemia Folate deficiency is less common among people with Crohn’s and occurs most often in those taking methotrexate or sulfasalazine.