Birth Year Could Affect Obesity Risk, Study Suggests

People born after 1942 are more likely to be affected by a gene that strongly increases the chance of obesity, a new study suggests. In previous studies, variations in the FTO gene have been linked to a tendency toward obesity. The new study suggests the gene might be activated by environmental and lifestyle factors – including high-calorie, fatty foods as well as bigger portion sizes since World War II – making it more likely that people will be larger and weigh more than their parents...

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