What is a red rash that stings when you shower?

A red rash that stings when exposed to water can have several possible causes. While it's important to consult with a healthcare provider for proper diagnosis and treatment, here are a few potential causes and additional information:

1. Hives (Urticaria):

- Hives are raised, itchy, red welts on the skin that can be triggered by various factors, including allergies or infections. Water can sometimes aggravate hives, causing a stinging sensation.

2. Eczema (Atopic Dermatitis):

- Eczema is a chronic skin condition that leads to dry, itchy, and inflamed patches. Water exposure can worsen eczema symptoms, including causing stinging or burning sensations.

3. Sunburn:

- Severe sunburn can cause a red, painful rash that stings, especially when in contact with water. Sunburns should be treated with care and protected from further exposure to water.

4. Insect Bites or Stings:

- Insect bites or stings can lead to a localized red, itchy rash with a stinging or burning sensation. Some insect bites, such as those from wasps or bees, can also cause more severe reactions.

5. Allergic Contact Dermatitis:

- Allergic contact dermatitis occurs when the skin comes into contact with a substance or allergen that triggers an immune response. It can cause a red rash, inflammation, and stinging or burning sensations.

6. Water Sensitivity:

- In rare cases, some individuals may experience water sensitivity, where their skin reacts negatively to contact with water. It's important to rule out other potential causes before considering water sensitivity.

7. Bacterial or Fungal Infections:

- Certain bacterial or fungal skin infections, such as impetigo or ringworm, can manifest as red, itchy rashes that may sting when in contact with water.

If you experience a red rash that stings when you shower, it's essential to seek medical advice, particularly if the rash is accompanied by other symptoms like fever, chills, or severe itching. A healthcare professional will be able to properly diagnose the cause of the rash and recommend appropriate treatment. Self-treatments without a proper diagnosis may delay healing or potentially worsen the condition.