Eosinophils are produced by the bone marrow and freely circulate in the bloodstream. But, they also reside in tissues, such as the colon, lungs, breasts, and uterus. “Eosinophilia” is the term ...

Medically reviewed by Gagandeep Brar, MD Bone marrow is the deep, interior portion of your bone. Your bone marrow, which has ...

Asthma affects more than 300 million people worldwide, and is the most common noncommunicable disease among children. No cure exists for chronic asthma; most patients rely on inhaled or systemic ...