Urticaria, physical is a type of hives that is caused by physical stimuli such as pressure, cold, heat, vibration, exercise, or sun exposure. It is characterized by itchy, red, raised welts on the skin that can last for minutes or hours. Treatment typically involves avoiding the physical stimuli that trigger the hives and taking antihistamines to reduce the itching and swelling.

The physical symptoms of urticaria (hives) include:

-Raised, red, itchy welts on the skin
-Swelling of the skin
-Burning or stinging sensation
-Welts that appear and disappear quickly
-Welts that change shape and move around the body
-Welts that last for several hours or days

1. Allergies: Allergies to certain foods, medications, insect stings, or latex can cause physical urticaria.

2. Temperature changes: Exposure to extreme temperatures, such as cold or heat, can cause physical urticaria.

3. Pressure: Pressure on the skin, such as from tight clothing or a seatbelt, can cause physical urticaria.

4. Exercise: Exercise-induced urticaria is a type of physical urticaria that is triggered by physical activity.

5. Sun exposure: Sun exposure can cause physical urticaria in some people.

6. Vibration: Vibration from certain machines or tools can cause physical urticaria.

1. Avoid triggers: Identifying and avoiding triggers such as certain foods, medications, or environmental factors can help reduce the frequency and severity of urticaria.

2. Antihistamines: Over-the-counter and prescription antihistamines can help reduce the itching, swelling, and hives associated with urticaria.

3. Corticosteroids: Corticosteroids can be used to reduce inflammation and itching associated with urticaria.

4. Phototherapy: Phototherapy, or light therapy, can be used to reduce the severity of urticaria.

5. Cold compresses: Applying cold compresses to the affected area can help reduce itching and swelling.

6. Exercise: Regular exercise can help reduce stress and improve overall health, which can help reduce the frequency and severity of urticaria

1. Exposure to cold temperatures
2. Exposure to heat
3. Pressure on the skin
4. Exercise
5. Allergens, such as pollen, dust mites, animal dander, and certain foods
6. Medications, such as aspirin, ibuprofen, and ACE inhibitors
7. Insect bites or stings
8. Infections, such as viral infections, bacterial infections, and parasites
9. Stress or emotional upset

There is no cure for physical urticaria, but medications can be used to help manage symptoms. Antihistamines are the most commonly used medications for physical urticaria. Other medications that may be used include corticosteroids, leukotriene receptor antagonists, and immunosuppressants.