Medically reviewed by Daniel More, MD Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny ...

Discover how allergies can cause swollen lymph nodes, and learn to distinguish between normal immune responses and warning signs that require medical attention.

Cartilage cells taken from the nose can be used to repair knee injuries People experienced improvements with knee cartilage grafts grown from nasal septum cells Grafts grown for longer periods in ...

A nasal fracture occurs when bones or cartilage ... to have swelling and bloody nose without actually breaking your nose. Contact a healthcare provider if your nasal trauma symptoms are severe ...