Hand-washing: Do's and don'ts - Mayo Clinic- procedure hand washing ,Hand-washing: Do's and don'ts. Hand-washing is an easy way to prevent infection. Understand when to wash your hands, how to properly use hand sanitizer and how to get your children into the habit. By Mayo Clinic StaffFact Sheets | Handwashing | CDCInformation about handwashing and hand hygiene. Links with this icon indicate that you are leaving the CDC website.. The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website.