How often should you really be washing your bedding? A microbiologist explains

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Most of us spend around a third of our lives in bed. Sleep isn't just downtime; it's essential for normal brain function and overall health. And while we often focus on how many hours we're getting, the quality of our sleep environment matters too. A clean, welcoming bed with crisp sheets, soft pillowcases and fresh blankets not only feels good, it also supports better rest.