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In the U.S., about 36% of people are lactose-intolerant, according to the National Institute of Health, with people of color being much more likely to have lactose malabsorption. Worldwide, about ...
Lactose intolerance is due to the lack of the enzyme lactase in the small intestines to break lactose down into glucose and galactose. [3] There are four types: primary, secondary, developmental, and congenital. [1] Primary lactose intolerance occurs as the amount of lactase declines as people grow up. [1]
Lactase persistence is very high among northern Europeans, especially Irish people. Worldwide, most people are lactase non-persistent, [1] and are affected by varying degrees of lactose intolerance as adults. However, lactase persistence and lactose intolerance can overlap.
Dairy products may upset the digestive system in individuals with lactose intolerance or a milk allergy. [7] [8] [9] People who experience lactose intolerance usually avoid milk and other lactose-containing dairy products, which may cause mild side effects, such as abdominal pain, bloating, diarrhea, gas, and nausea.
A history of food. Native American food is not mainstream for a variety of reasons. Sherman pointed to the idea of "manifest destiny," or the 19th-century belief that the U.S. was "destined" by ...
Additionally, there is some scientific hypotheses behind Blacks more often being lactose intolerant than Whites today. In West Africa, the presence of the tsetse fly made raising cattle practically impossible, creating a historical situation in which there was no need for humans to develop higher levels of the lactate enzyme (which allows the ...
Populations are the total census counts and include non-Native American people as well, sometimes making up a majority of the residents. The total population of all of them is 1,043,762. [citation needed] A Bureau of Indian Affairs map of Indian reservations belonging to federally recognized tribes in the continental United States
To pay homage to the rich ancestry of Native Americans, it helps to know of current-day people who share in the heritage. With that in mind, we gathered this list of 20 famous Native Americans ...