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Lactose intolerance is the ancestral state of all humans before the recent evolution of lactase persistence in some cultures, which extends lactose tolerance into adulthood. [9] Lactase persistence evolved in several populations independently, probably as an adaptation to the domestication of dairy animals around 10,000 years ago.
Dietitians weigh in on how those with gluten and lactose-intolerances can tolerate foods on vacation. ... and crusty French baguettes without my usual stomach pain. ... (plus a few lactose ...
These gases are the cause of abdominal pain and other symptoms. [38] [41] Lactose intolerance does not cause damage to the gastrointestinal tract. [42] There are four types: primary, secondary, developmental and congenital. [43] Primary lactose intolerance is caused by decreasing levels of lactase brought on by age. [43]
This is an autosomal recessive disorder and infants that can’t break down lactose have trouble with breastmilk, and develop diarrhea starting from birth. Sometimes, even those with lactase-persistence can develop temporary lactose intolerance as a result of infection or inflammation in the small intestine.
In rare cases, bloating may occur in individuals who have milk intolerance (lactose intolerance), parasite infections such as giardia, food poisoning , celiac disease, severe peptic ulcer disease, bowel obstruction, or after certain types of abdominal surgery. [5] Heart failure and cirrhosis are also a common cause of distension. In both of ...
Signs Seasonal Allergies are the Cause of GI Distress. Because an upset stomach isn’t exclusive to seasonal allergies, it can be hard to pinpoint exactly when GI distress is a result of any ...
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.
stomach, whereas going out to eat typically occurs when one is hungry, and generally requires the consumer to make only one immediate meal choice. Consumers who are hungry and anticipating a quick meal may be more short-sighted and less motivated to engage in the effortful processing required to use nutritional information (George Loewenstein ...