National Handwashing Awareness Week Join Henry in “linking” Clean Hands Across America and our World this December! Letter from Dr. Will Letter from Henry Please choose one of the letters below as your news release to promote National Handwashing Awareness Week (December 6-12, [fl_year]) in your community. See instructions below. Letter from Dr. Will Letter from Henry the Hand Get your community ready! Get your Home Kit, School Kit, or Classroom Kit now!