(This is an excerpt of the Health Rounds newsletter, where we present latest medical studies on Tuesdays and Thursdays.)

By Nancy Lapid

(Reuters) -Three genes have been identified that may influence a woman’s milk supply when she is trying to breastfeed, researchers say.

While the precise role of the genes isn’t clear yet, the findings “will pave the way for more research in the area of milk production… and future studies will assist in our understanding, diagnosis, and treatment of breastfeeding difficulties,” they wrote in a report published in Science Advances.

In fresh breast milk samples donated by nine lactating people with low milk production, seven with high milk production, and 14 with normal milk production, the researchers analyzed the genetic makeup of milk fat globules and

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