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Skin rashes are a frequent problem that can affect people of all ages. They can appear as red, itchy, inflamed, or bumpy areas on the skin, and their causes can vary widely. Understanding the underlying reasons can help in managing and preventing rashes effectively.
One of the most common causes of skin rashes is allergic reactions. Exposure to allergens like certain foods, medications, or skincare products can trigger redness, itching, or hives. Contact with plants such as poison ivy or chemicals in detergents and soaps may also lead to allergic rashes.
Infections are another major cause. Viral infections, including chickenpox, measles, and shingles, often result in distinctive rashes. Bacterial infections like impetigo or fungal infections such as ringworm can also lead to localized skin eruptions. These rashes may be accompanied by other symptoms such as fever or discomfort.
Skin conditions like eczema, psoriasis, and dermatitis are chronic causes of rashes. Eczema often causes dry, itchy patches, while psoriasis can create thick, scaly areas. Dermatitis, including seborrheic or contact types, can lead to redness and irritation, often triggered by environmental factors.
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