Causes of Urticaria: Understanding the Triggers
Urticaria, commonl y known as hives, is a skin condition characterized by raised, red, and itchy bumps that appear on the skin. It is often caused by an allergic reaction, but it can also be triggered by other factors. Understanding the causes or triggers of urticaria is crucial to managing and treating the condition effectively. Allergic triggers: One of the most common causes of urticaria is an allergic reaction to certain foods, medications, or other substances. Common allergens include nuts, shellfish, dairy, certain medications (such as antibiotics, non-steroidal anti-inflammatory drugs, and aspirin), and insect stings or bites. Allergic reactions cause the body to release histamine, a chemical that causes inflammation, redness, and itching. Environmental triggers: Urticaria can also be triggered by environmental factors such as heat, cold, sunlight, pressure, or water. Known as physical urticaria, this type of hives usually develops within minutes of exposure to the trigger. Stre...