PHILADELPHIA (CBS)-- It's Global Hand-washing Day and keeping your hands clean may be a big key to staying healthy. Health officials are especially concerned about the upcoming cold and flu season.

Handwashing may be a routine habit for some, but for everyone else who struggles to sanitize there's now a smartwatch app from Samsung that encourages regular, thorough handwashing. Available for a ...

ATLANTA — How clean can hands be post-washing? An 11Alive viewer wanted to know more about the germs left behind and what that means for the food we eat. The question: "Is it true that we cannot rid ...