The 20-second handwashing timer
Wet your hands, add soap, then tap the circle and scrub along with the video until the timer runs out. Rinse, dry, done.
Wash your hands for 20 seconds.
Wet, add soap, then tap the circle and scrub along.
- Palms
- Backs of hands
- Between fingers
- Thumbs
- Fingertips
- Under your nails
Why 20 seconds?
CDC says studies show it takes about 20 seconds of scrubbing to remove harmful germs and chemicals from your hands. Rushing it leaves more behind.
In healthcare, CDC’s minimum for handwashing is 15 seconds, and WHO’s full procedure, from wetting to drying, takes 40 to 60 seconds.
No screen? Try this
- Hum “Happy Birthday” from start to finish twice.
- Count slowly to 20, one number per second.
- Scrub each spot in turn: palms, backs, between fingers, thumbs, fingertips, under nails.
Quick questions
How long should you wash your hands?
Scrub with soap for at least 20 seconds, then rinse under running water and dry completely.
Does the 20 seconds include rinsing?
No. The 20 seconds is scrubbing time with soap. Rinsing and drying come after.
Is 20 seconds enough for hand sanitizer too?
Yes. Rub sanitizer over every surface until your hands are dry, which takes about 20 seconds.
Can I use this timer with kids?
Yes. Let them tap the circle and scrub along. The checklist under the timer helps them remember thumbs and fingertips.