Question

To be effective, hand washing should continue for at least:

A) 10 seconds
B) 30 seconds
C) 1 minute
D) 2 minutes

Answer 1

To be effective, hand washing should continue for at least 20 seconds.

Step-by-step explanation:

To be effective, hand washing should continue for at least 20 seconds. The Centers for Disease Control and Prevention (CDC) recommends washing your hands with soap and warm water for this duration. In order to keep track of the time, you can hum the "Happy Birthday" song twice or use a timer.