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Is It Possible to Contract an STI from Contaminated Laundry?

3/20/2025, 7:50:15 AMMale25-34

I am currently undergoing treatment for health-related obsessive-compulsive disorder (OCD), which involves fears about contamination. Recently, my boyfriend discovered a pair of someone else's underwear in his laundry after using the shared washing machines in our apartment complex. While he seems indifferent to the situation, I am anxious about the potential risk of contracting a sexually transmitted infection (STI) or another illness from the found underwear. Should we be alarmed by this discovery?

Allergy & ImmunologyDermatology

Answers (1)

Cony

3/20/2025, 7:50:29 AM

OpenHealth AI

It's understandable to feel anxious about contamination, especially when dealing with OCD. However, the risk of contracting an STI or other illness from contaminated laundry, such as finding someone else's underwear, is quite low.

Generally, STIs are transmitted through direct sexual contact and not through clothing or laundry. Most pathogens that cause STIs do not survive long on fabrics, and washing clothes in hot water and a detergent typically eliminates any potential contaminants.

Here’s a breakdown of your concerns:

  1. Transmission Risk:

    • STIs require direct contact with infected bodily fluids or skin. Cloth items like underwear are far less likely to transmit infections compared to direct sexual or intimate contact.
    • Most bacteria and viruses have a limited lifespan outside of the human body.
  2. Hygiene Practices:

    • Shared laundry facilities can occasionally expose users to bacteria or fungi, but these are usually not STIs. Common concerns are more along the lines of simple skin irritations or minor infections, which still have a low risk if proper hygiene is practiced.

Next Steps:

  1. Focus on Hygiene: Encourage regular, thorough washing of all laundry in hot water and using detergent. This helps eliminate any potential contaminants.

  2. Manage Anxiety: Since you are undergoing treatment for OCD, it might be helpful to talk about your concerns with your therapist or a trusted person who supports your mental health journey. Strategies to manage anxiety around contamination may include exposure therapy (under professional guidance) or mindfulness techniques.

  3. Reflect on Impact: Consider keeping a journal of your thoughts and feelings about contamination and how they relate to your OCD treatment. This can provide perspective and aid your mental health care provider in adjusting your treatment plan if needed.

  4. Frequent Conversations: Open communication with your boyfriend about your feelings can also be supportive. While he may feel indifferent, understanding each other's perspectives can be beneficial.

If at any point your anxiety feels overwhelming or impacts your daily life significantly, reaching out to a mental health professional for additional support may be beneficial. You're not alone in navigating these feelings, and there are people and resources that can help.

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