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How long hand rub should take
Nursing · exam-style practice question with explanation
According to WHO guidance, how long should a hand hygiene procedure with alcohol-based hand rub take?
- A. 5–10 seconds
- B. 20–30 seconds
- C. 2 minutes
- D. 5 minutes
Show the answer and explanation
Answer: B. 20–30 seconds
WHO recommends 20–30 seconds for the whole procedure with alcohol-based hand rub, covering all surfaces of both hands until they are dry. Washing with soap and water takes 40–60 seconds and is preferred when hands are visibly dirty.
Key point: Hand rub: 20–30 seconds. Soap and water: 40–60 seconds.
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