What is the reason for fresh skin?
Recently, the term "pi Xian" has been widely discussed on social media and health forums. Many netizens reported unexplained itching, redness, swelling or scaling on their skin, suspecting it to be related to environmental pollution, dietary changes or ingredients in skin care products. This article will combine the hot topics and structured data of the entire Internet in the past 10 days to analyze the possible causes of "fresh skin" and suggestions for countermeasures.
1. Data analysis of hot topics across the entire network

The following are the hot search keywords and discussion volume statistics related to "Pi Xian" in the past 10 days:
| keywords | Search volume (10,000 times) | Main discussion platform |
|---|---|---|
| Causes of skin allergies | 45.2 | Weibo, Xiaohongshu |
| Skin care product ingredient safety | 38.7 | Douyin, Zhihu |
| seasonal skin problems | 29.5 | Baidu Tieba, Station B |
| Environmental pollution and skin diseases | 22.1 | WeChat public account |
2. Analysis of common causes of fresh skin
According to feedback from medical experts and netizens, skin rash may be caused by the following factors:
| Reason type | Specific performance | Proportion (sample survey) |
|---|---|---|
| Skin care products irritate | Red spots after using products containing alcohol and fragrance | 32% |
| seasonal allergies | Contact dermatitis caused by spring pollen and catkins | 28% |
| dietary factors | Seafood and spicy food induce urticaria | 18% |
| environmental pollutants | Damage to skin barrier caused by PM2.5 and ozone | 15% |
| stress factors | Neurodermatitis aggravated by anxiety | 7% |
3. Association with recent hot events
1.Controversy over the ingredients of a certain internet celebrity’s facial mask: A popular facial mask was found to contain excessive preservatives, triggering collective complaints from consumers about skin irritation.
2.Sand and dust weather warning: Strong sandstorms occurred in many places in the north, and the number of dermatology visits in hospitals increased by 20%.
3.Spring Allergen Monitoring Report: Data from the Centers for Disease Control and Prevention show that the allergy rate of sycamore catkins increased by 12% year-on-year.
4. Professional suggestions and countermeasures
For different causes of fresh skin, you can refer to the following solutions:
| Question type | solution | effectiveness |
|---|---|---|
| Allergy to skin care products | Stop using suspect products and use medical cold compresses | 89% |
| pollen allergy | Wear a protective mask when going out and take antihistamines | 76% |
| Diet induced | Keep a food diary and avoid high histamine foods | 68% |
| environmental pollution | Clean promptly after returning home and use barrier repair cream | 82% |
5. Daily tips to prevent fresh skin
1. Choose gentle skin care products that are fragrance-free and alcohol-free.
2. Reduce outdoor exposure time in windy weather
3. Keep indoor humidity between 40%-60%
4. Use a moisturizing mask 2-3 times a week
5. If persistent symptoms occur, seek medical attention promptly.
From the above data analysis, it can be seen that the phenomenon of fresh skin is the result of the joint action of multiple factors. It is recommended that the public take targeted protective measures according to their own conditions and seek help from professional dermatologists when necessary.
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