What should I do if many red spots appear on my back?

When there are many red spots on the back, the following measures can be taken: 1. **Keep the skin clean**: Bathe regularly, using mild cleansers, and ensure thorough rinsing to avoid residue. Avoid using harsh soaps or shower gels. Choose loose, breathable clothing made of pure cotton or organic cotton to reduce skin irritation. 2. **Identify the cause**: Red spots on the back may be caused by various factors, such as folliculitis, pityriasis rosea, measles, scarlet fever, eczema, etc. If symptoms persist or worsen, it is advisable to seek medical attention promptly for professional evaluation and diagnosis. 3. **Targeted treatment**: Based on the underlying cause, follow a physician's guidance to use appropriate medications. For example, folliculitis can be treated with antifungal medications; pityriasis rosea may be managed with chlorpheniramine maleate tablets, vitamin C tablets, etc.; scarlet fever can be treated with penicillin V potassium tablets, amoxicillin capsules, and so on. 4. **Maintain healthy lifestyle habits**: Keep a balanced diet rich in vitamins, minerals, and antioxidants. Avoid excessive consumption of oily, spicy, or irritating foods. Maintain a regular sleep schedule, avoid overexertion, and ensure adequate rest.