What causes warts
Warts are a common skin disease caused by infection with the human papillomavirus (HPV). Although warts usually do not pose a serious health threat, they may affect their appearance and even cause discomfort. This article will introduce in detail the causes, types, transmission routes and preventive measures of warts, and provide you with comprehensive answers based on hot topics and hot content in the past 10 days.
1. Causes of warts

Warts are caused by infection with the HPV virus, which enters the body through tiny cuts or breaks in the skin. There are more than 100 subtypes of HPV, some of which can cause warts. Here are the common types of warts and their corresponding HPV subtypes:
| wart type | HPV subtypes | Common parts |
|---|---|---|
| Common warts | HPV 2, 4, 7 | hands, fingers, knees |
| Flat warts | HPV 3, 10 | Face, neck, back of hands |
| plantar warts | HPV 1, 2, 4 | soles of feet |
| genital warts | HPV 6, 11 | Around the genitals and anus |
2. How warts spread
Warts are mainly spread through direct or indirect contact. The following are common modes of transmission:
| Communication method | Detailed description |
|---|---|
| direct contact | Skin contact with an infected person, especially broken skin |
| indirect contact | Shared towels, slippers, razors and other personal items |
| autotransmission | Scratching the wart and then touching other parts of the skin |
| sexual contact | Genital warts are mainly spread through sexual intercourse |
3. Hot topics in the past 10 days and discussions related to warts
Recently, discussions about skin health and HPV infection have been hot on social media. The following are the hot topics in the past 10 days:
| topic | heat index | Main discussion content |
|---|---|---|
| Popularization of HPV vaccine | high | Discuss the role of the HPV vaccine in preventing warts and cervical cancer |
| Home Remedies for Warts | in | Share the use of natural remedies such as apple cider vinegar and tea tree oil |
| Misdiagnosis of warts | in | Remind the public to distinguish warts from other skin lesions |
| Risk of infection in public places | low | Discuss protective measures in gyms, swimming pools, etc. |
4. Prevention and treatment of warts
The key to preventing warts is to avoid HPV infection. The following are effective preventive measures:
| Precautions | Specific methods |
|---|---|
| Keep skin intact | Avoid skin damage and treat small wounds promptly |
| personal hygiene | Do not share personal items and wash hands frequently |
| Protection in public places | Wear slippers in the gym and swimming pool |
| Get HPV vaccine | Prevent high-risk HPV infection |
For warts that have already appeared, treatments include:
| Treatment | Applicable situations |
|---|---|
| Cryotherapy | Suitable for common and flat warts |
| laser treatment | Suitable for stubborn warts |
| topical medications | Salicylic acid, imiquimod, etc. |
| surgical resection | Suitable for large or difficult-to-treat warts |
5. Conclusion
Although warts are common, we can effectively prevent them by understanding their causes and how they spread. Recent discussions about HPV vaccines and natural treatments also remind us to pay attention to skin health. If you notice abnormal skin growth, it is recommended to seek medical attention promptly to avoid misdiagnosis or delayed treatment.
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