Scientists Mary Schneider and Alexander Converse from the University of Wisconsin-Madison found that alcohol exposure to the fetus during pregnancy – and, to a lesser extent, stress – can cause long-term changes in the brain’s reward system, which shape a person’s tendency to consume alcohol even decades later, according to the Daily Mail.
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The study involved pregnant monkeys, chosen because their genetic and biological characteristics are closer to humans than other laboratory animals. They were divided into three groups: one consumed moderate amounts of alcohol, another experienced mild, repeated stress, and the third group experienced both factors.
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