Understanding the Connection Between Allergies and Swollen Lymph Nodes

Allergies are a common的反应 to foreign substances, such as pollen, dust mites, mold, or animal dander. When an individual experiences an allergic reaction, their immune system responds by producing histamine and other chemicals. This immune response can cause swelling and inflammation in various parts of the body, including the lymph nodes. While allergies are not typically the sole cause of swollen lymph nodes, they can contribute to this_condition when an individual has a history of strong reactions to allergens. The swelling is usually temporary and is resolved once the allergen is no longer present or the allergic reaction is brought under control.