Doing a load of laundry involves lots of decisions – from which cycle to choose to what detergent to use. These choices may seem like simple personal preferences. But in communities where skin and other infections are common, doing laundry is often part of medical advice. Washing clothes and bedding is widely recommended to help control skin and other infections. However, we haven’t known which wash settings are needed to kill or remove pathogens found on fabrics. How hot? For how long?