Some people wash their pajamas only once a week, especially if they shower before bed and don’t sweat much.
However, a full week can be a long time to wear the same sleepwear repeatedly. Body oils, sweat, and skin residue can gradually build up, even when your pajamas still look clean.
If you prefer a weekly laundry routine, consider changing your sleepwear more frequently when the weather is warm, you sweat at night, or your skin feels irritated.
The bottom line: You don’t necessarily need to wash every item after
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