Bedsheets should be washed about once a week,^[6] using low-temperature water and drying settings.^[6] Warm water can be used to eliminate coffee stains, urine or allergens, such as dust mites.^[6] Using fabric softeners is not recommended, as they leave behind residue that decreases the fabric's breathability.

Thread count is another important factor, but not in the way it is popularly conceived. The common knowledge about thread count is that higher is always better, but that’s not always true. In fact, brands selling sheets with astronomically high thread counts in the thousands are usually fudging the numbers with double-ply threads or other sly methods.