;4. Iron: Fatigue, Shortness of Breath, Cold Hands and Feet, Brittle Nails, and More;Iron is necessary to produce red blood cells, which carry oxygen throughout the body, according to the University of California in San Francisco. When iron levels get too low, there may be a deficiency in red blood cells, resulting in a condition called anemia. Some groups at increased risk of iron deficiency include menstruating women, growing individuals (such as children and pregnant women), and those following a vegan or vegetarian diet, Zive says.

 

 

 

 

 

– “;4. Iron: Fatigue, Shortness of Breath, Cold Hands and Feet, Brittle Nails, and More;Iron is necessary to produce red blood cells, which carry oxygen throughout the body, according to the University of California in San Francisco. When iron levels get too low, there may be a deficiency in red blood cells, resulting in a condition called anemia. Some groups at increased risk of iron deficiency include menstruating women, growing individuals (such as children and pregnant women), and those following a vegan or vegetarian diet, Zive says.”