http://www.ihs.gov/NonMedicalPrograms/HealthEd/PDF/RLSU_Cold_vs_Flu.pdf
Indian Health Service, U.S. Department of Health and Human Services
The viruses that cause colds and the flu are spread through hand-to-hand contact and through the air in droplets from sneezes and coughs. You do not catch a cold or the flu by getting wet or chilled. This brochure, written for Native Americans, discusses the difference between the flu and a cold.