Does low iron cause shortness of breath?

Yes, low iron levels can cause shortness of breath. Iron is essential for the production of hemoglobin, which carries oxygen in the blood. When iron levels are low, it can lead to anemia, resulting in reduced oxygen delivery to tissues and organs, which may cause feelings of breathlessness, especially during physical activity. If you suspect low iron levels, it's important to consult a healthcare provider for proper diagnosis and treatment.