Should I Wash Sheets?

When It Makes Sense

• Good fit: The child or adult with hand, foot and mouth disease (HFMD) is still symptomatic—fever, sore throat, or active lesions—and shares a bed with other family members. Cleaning the sheets removes viral particles that could linger on fabric and helps protect vulnerable sleepers.
• Good fit: You have a newborn, an immunocompromised person, or an elderly relative in the household. Their immune systems are less able to fight off HFMD, so taking extra hygiene steps, including washing bedding, reduces the chance of secondary infection.

When You Should Avoid It

• Warning sign: The infected person has been fever‑free for at least 24‑48 hours, lesions have crusted over, and no one else in the home is showing symptoms. In this low‑risk scenario, laundering the sheets may be unnecessary and could waste resources.
• Warning sign: The bedding is made of delicate materials that could be damaged by hot water or dryer heat. If the fabric cannot be safely laundered, washing might cause more harm than benefit, and alternative cleaning methods should be considered.

Pros and Cons

Pros

• Reduces the amount of virus present on a surface that is in close contact with the skin and respiratory tract, potentially lowering the risk of transmission to others.
• Provides peace of mind to caregivers, especially when caring for high‑risk individuals, contributing to a healthier home environment.

Cons

• Laundering frequently can wear out sheets faster, leading to higher replacement costs and more household waste.
• If not done correctly (e.g., using low temperatures), washing may not fully inactivate the virus, giving a false sense of security.

Decision Checklist

• Is the infected person still showing active symptoms (fever, oral sores, hand/foot lesions)?
• Do any household members have weakened immune systems or are they very young children?
• Can the sheets be safely laundered at a temperature that effectively kills the virus (generally ≥60°C/140°F)?

Alternatives to Consider

If washing the sheets is impractical, you can use a mattress protector that is wipe‑cleanable, apply a gentle disinfectant spray approved for fabrics, or temporarily replace the bedding with a clean set while the patient recovers. Additionally, increasing room ventilation and practicing regular hand hygiene can further reduce transmission risk.

Final Recommendation

For most families, washing sheets after a hand, foot and mouth episode is a prudent step when the patient is still symptomatic or when vulnerable individuals share the sleeping space. If the illness has resolved and no high‑risk persons are present, washing may be optional. Always follow manufacturer guidelines for laundering and consult a healthcare professional if you are unsure about infection control measures.