A study recently published in the Proceedings of the National Academy of Sciences has found that while most people of Asian decent are lactose intolerant, some East Asians are not, and they likely ...

However, in this new effort, the research team found unique versions of the lactase gene in some East Asian people along with ...

Are you lactose intolerant? Many people are. In fact, the ability to digest lactose may be an example of adaptive evolution in the human lineage. Although the study of natural selection in humans ...