You need the enzyme lactase to deal with lactose.... In drinking a full gallon of milk, most people burn through their available lactase and then become lactose intolerant during the challenge ...

Later, at the ER, the man revealed that over the past two days, he had drunk nearly 6 gallons (22 liters) of whole milk per day "to quench his thirst," the doctors wrote in a report of the case.

in which a grown man is enthusiastically breastfed by his mother, were enough to make the very notion of drinking milk an act of gross subversion. Politics and haters be damned. As far as I’m ...