Please copy/paste the following text to properly cite this How Stuff Works article:
"Choking." 17 February 2005. HowStuffWorks.com. <http://health.howstuffworks.com/adam-200085.htm> 09 May 2008.
Choking
Choking is the obstruction of the trachea by food or other foreign objects. This animation illustrates how the obstruction happens, and how to help a choking victim.
If the animation above isn't working, click here to get the Shockwave player.