(FOX NEWS) — To protect yourself during cold and flu season wash your hands with soap and water for about twenty seconds.
He says as you are scrubbing, soap releases all the dirt and germ particles from the surface of the skin.
They get bound up in the soap lather so when you rinse, all those germs and debris get washed away.
And, water temperature doesn’t matter.
It’s the length of time you spend scrubbing and rinsing off appropriately that are important.
If you’re in a situation where hand-washing isn’t possible, use a hand sanitizer with an alcohol content of 60- to 95-percent,
But, be aware sanitizer is not quite as effective as soap and water.