Can getting an ear piercing lead to HIV infection?
Generally, infection may occur if the tools used for ear piercing are contaminated with the human immunodeficiency virus (HIV) and not properly disinfected, and if there is a skin break that provides an entry point for the virus. However, if the tools can be ensured to be virus-free, or if the virus is effectively eliminated through disinfection measures, infection typically does not occur. A detailed analysis is as follows:

If the instruments used for ear piercing are contaminated with HIV and are reused without being thoroughly disinfected, and if skin damage occurs during the piercing process, the virus may enter the body through the wound and lead to HIV infection. For example, in some unregulated street-side shops, piercing guns, earrings, or other tools may not undergo professional disinfection. If the previous user has HIV, then subsequent users of the same tool may face a risk of infection.
In formal medical institutions or professional piercing studios, strict adherence to aseptic techniques and disinfection protocols—such as using disposable piercing instruments or properly sterilizing non-disposable instruments with high temperature and pressure treatments—can effectively kill the HIV virus. In such cases, the risk of contracting HIV from ear piercing is essentially nonexistent.
In daily life, it is important to avoid high-risk behaviors and not to share items that may cause blood contact with others, such as toothbrushes and razors. When undergoing invasive procedures such as tattooing, eyebrow embroidery, or ear piercing, it is essential to choose正规, licensed establishments to ensure that instruments are thoroughly sterilized.