There are 4 calories in 1 ounce of Iceberg Lettuce (Includes Crisphead Types). Calorie breakdown: 8% fat, 76% carbs, 16% protein.
Cryptosporidium (crip-toe-spor-ID-ee-um) is a protozoan, a single-celled parasite that lives in the intestines of animals and people.
Cryptosporidium spp. are the predominant protozoan parasites causing waterborne outbreaks worldwide (11). In 2012, an increase in Cryptosporidium infections, particularly by C. hominis IbA10G2, was reported in Europe (16). In Sweden, only 1 drinking water outbreak involving Cryptosporidium has been recognized (Y.