Can Washing Underwear at a Laundromat Spread Herpes or STDs? - Urology

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Herpes and sexually transmitted diseases (STDs)


Washing and drying underwear at a laundromat does not transmit herpes simplex virus or sexually transmitted infections (STIs).
If you wash your underwear and wear them immediately afterward, there is no risk of contracting herpes or STIs from the laundry process.

Zhang, 20~29 year old female. Ask Date: 2021/01/10

Dr. Cai Zhuorong reply Urology


Washing and drying underwear at a laundromat will not result in contracting herpes simplex virus or sexually transmitted infections (STIs).
Even if I wash my underwear and wear them immediately afterward, the primary mode of transmission for herpes and STIs remains sexual contact.

Reply Date: 2021/01/10

More Info


When it comes to the transmission of sexually transmitted diseases (STDs) such as herpes, the risk of spreading these infections through washing underwear at a laundromat is generally considered low. Herpes simplex virus (HSV), which causes oral and genital herpes, is primarily transmitted through direct skin-to-skin contact, particularly during sexual activity. The virus does not survive long outside the human body, making transmission through inanimate objects, including clothing, highly unlikely.

To address your concerns about washing underwear in a laundromat and the potential for contracting herpes or other STDs, here are some key points to consider:
1. Transmission Mechanism: Herpes is primarily spread through intimate contact, including vaginal, anal, or oral sex. The virus is present in the sores or blisters of an infected person, and it can also be shed from the skin even when no visible sores are present. This means that casual contact with clothing that has been worn by an infected person is not a typical route of transmission.

2. Washing Process: When you wash underwear in a laundromat, the washing machine uses water and detergent to clean the fabric. Most detergents are effective at removing bacteria and viruses from clothing. If you wash your underwear in hot water and dry them in a dryer, the heat can further reduce any potential pathogens. It is advisable to wash items that may have been in contact with bodily fluids separately from other laundry to minimize any risk of cross-contamination.

3. Drying Clothes: Using a dryer after washing is an effective way to eliminate any remaining pathogens. The heat from the dryer can help kill viruses and bacteria that may be present on the fabric. Therefore, drying your underwear in a laundromat dryer after washing them is a good practice.

4. Personal Hygiene: Maintaining good personal hygiene is crucial in preventing the spread of STDs. This includes washing your hands after using the restroom, avoiding sharing personal items like towels or razors, and practicing safe sex. If you are concerned about potential exposure to STDs, consider discussing your worries with a healthcare provider who can offer personalized advice and testing options.

5. Risk Assessment: The risk of contracting herpes or other STDs from washing underwear in a laundromat is minimal, especially if you are not engaging in sexual activities with an infected partner. If you have concerns about exposure, it may be beneficial to get tested for STDs, as early detection and treatment can help manage any potential infections.

6. Communication with Partners: If you are worried about transmitting infections to partners, it is essential to communicate openly about sexual health. Discussing STD testing and safe sex practices can help alleviate concerns and promote a healthy sexual relationship.

In summary, washing your underwear at a laundromat and using a dryer is unlikely to result in contracting herpes or other STDs. The primary mode of transmission for these infections is through direct contact, not through clothing or laundry. However, if you have specific concerns or symptoms, consulting a healthcare professional for advice and testing is always a prudent step.

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