Helium.com | Digestive Diseases | How to know if you have worms http://www.helium.com/knowledge/110073-how-to-know-if-you-have-worms.xml Helium.com > Digestive Diseases > How to know if you have worms en-us Copyright Helium.com Mon, 05 May 2008 19:39:55 GMT Mon, 05 May 2008 19:39:55 GMT There are many types of worms that travel within the human body. They take up residence in the digestive tract and this is how they are fed from w... http://www.helium.com/items/1668067-symptoms-of-worm-infections Thu, 03 Dec 2009 03:26:47