Articles related to "Ed Roberts"

Giardia lamblia contaminates surface water all over the world and can cause an unpleasant prolonged intestinal illness known as giardiasis, or beaver fever.

Naegleria fowleri lurks in warm waters and in rare isolated instances infects humans and animals. Few survive primary amebic meningoencephalitis (PAM).

River blindness is caused by a parasitic worm that lives under the skin - blindness is just one of the symptoms of this devastating human parasite.

Cryptosporidium parvum is a tiny parasite that causes outbreaks of diarrhea. Drinking water is one source of this parasitic disease, but there are others.