How long should health care providers perform routine medical handwashing?

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Thorough hand cleaning relies on giving enough time for soap and friction to do the work. Scrubbing for a full minute ensures every part of the hands is covered—palms, backs, between the fingers, under the nails, and the wrists—with enough mechanical action to lift and dislodge microbes. This level of coverage and friction reduces the microbial load more reliably than shorter washes, helping prevent transmission during patient care. If hands are visibly dirty, more time and a more vigorous scrub are important, but for routine handwashing, a full minute is the guideline reflected here.