If you regularly feel fatigued or weak, you may have an iron deficiency. Here are some common symptoms, causes and ways to ...

Stock photo of a woman reading a food label at a grocery store ...

Medically reviewed by Karina Tolentino, RD Vitamin K deficiency is rare. This vitamin is made naturally by bacteria in the ...

Learn about the causes, symptoms, and preventive measures for scurvy, a disease caused by vitamin C deficiency ... the body's immune system. It is a nutrient that the body gets from food.

Deficiency causes hypothyroidism, slowing metabolism, causing fatigue, weight gain, and cognitive impairments. Long-term nutritional deficiencies affect not only physical health but also mental ...

Introduction: Anemia resulting from lack of sufficient iron for synthesis of hemoglobin is the most common hematological disease of ... iron metabolism and nutrition. Iron deficiency anemia ...