What Are Hives?
Hives, medically known as urticaria, are raised, itchy welts that appear on the skin. These welts can vary in size from small spots to large patches and typically appear suddenly.
Key Characteristics
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Appearance: Red or skin-colored welts with clear edges
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Duration: Individual welts typically last 24 hours or less
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Location: Can appear anywhere on the body
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Sensation: Usually itchy, may burn or sting
Common Causes
Allergic Reactions
- Foods (especially nuts, eggs, shellfish)
- Medications
- Insect bites or stings
- Latex
Non-Allergic Triggers
- Stress
- Exercise
- Heat or cold exposure
- Pressure on the skin
- Viral infections
Types of Hives
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Acute Hives
- Last less than 6 weeks
- Usually caused by specific triggers
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Chronic Hives
- Last more than 6 weeks
- May have no identifiable cause
Treatment Options
Immediate Relief
- Antihistamines (over-the-counter)
- Cool compresses
- Loose, comfortable clothing
Medical Treatments
- Prescription antihistamines
- Oral corticosteroids (for severe cases)
- Injectable medications (for chronic cases)
When to Seek Medical Care
- Difficulty breathing
- Swelling of throat or tongue
- Dizziness
- Severe chest tightness
Prevention Tips
- Identify and avoid triggers
- Keep a symptom diary
- Wear loose-fitting clothes
- Manage stress levels
- Maintain good skin care
Long-term Management
- Regular follow-up with healthcare provider
- Consistent use of prescribed medications
- Lifestyle modifications as needed