Lots more information

Related HowStuffWorks Articles

• How to Survive the Freezing Cold
• 10 Ways to Survive a Snow Storm
• How does the wind chill factor work?
• Why is snow white?
• Heat Emergencies
• Why do bridges ice before the rest of the highway?

More Great Links

• U.S. Search and Rescue Task Force
• Centers for Disease Control and Prevention
• The Discovery Channel Survival Guide

Sources:

• Brown, Stanley P.; Miller, Wayne C.; and Eason, Jane M. "Exercise Physiology: Basis of Human Movement in Health and Disease." Lippincott Williams & Wilkins. 2006. (March 13, 2008)
  http://books.google.com/books?id=T-s3OAZdlhsC
• Centers for Disease Control and Prevention. "Winter Weather: Hypothermia." Updated Dec. 7, 2007. (March 12, 2008) http://www.emergency.cdc.gov/disasters/winter/staysafe/hypothermia.asp
• Curtis, Rick. "Outdoor Action Guide to Hypothermia and Cold Weather Injuries." Princeton University. (March 12, 2008) http://www.princeton.edu/~oa/safety/hypocold.shtml
• Discovery Channel. "Out in the Cold? Avoiding Hypothermia." (March 12, 2008)
  http://dsc.discovery.com/convergence/survival/
  guide/10things/hypothermia.html
• Mayo Clinic. "Hypothermia." Updated June 8, 2007. (March 12, 2008) http://www.mayoclinic.com/print/hypothermia/
  DS00333/DSECTION=all&METHOD=print
• MedlinePlus Medical Encyclopedia. "Hypothermia." Update Jan. 16, 2007. (March 12, 2008) http://www.nlm.nih.gov/medlineplus/ency/article/000038.htm
• Piantadosi, Claude A. "The Biology of Human Survival: Life and Death in Extreme Environments." Oxford University Press US. 2003. (March 12, 2008)
  http://books.google.com/books?id=aG4EbXctp6IC