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Doctors are launching the first study to establish how many breastfed babies fall dangerously ill after failing to take in enough milk.
2009-02-17
baby breastfeeding dehydration milkFemale monkeys in Morocco have been observed suckling themselves, drinking their own milk.
... the rapid spread of a gene which lets us reap the benefits of milk shows evolution in action. ... In order to digest milk, adult humans need to have a gene which produces an enzyme called lactase to break down lactose, one of the main sugars it contains. Without it, a drink of milk proves an uncomfortable experience, causing bloating, stomach cramps and diarrhoea. Today, more than 90% of people of northern European origin have the gene.
2007-02-27
human evolution milk digestion