With over 40% of American adults considered obese, and that statistic alone accounting for almost $180 billion of medical expenditure per year according to the CDC, it’s clear that weight is a ...

Think traits like eye color or tongue-rolling are simple genetics? Think again. Think traits like eye color or tongue-rolling are simple genetics? Think again. From Mendel’s peas to modern DNA science ...

For more than a century, Mendelian genetics has shaped how we think about inheritance: one gene, one trait. It is a model that still echoes through textbooks—and one that is increasingly reaching its ...

For decades, geneticists have known that most common illnesses are not caused by a single rogue gene but by intricate constellations of DNA variants acting together in specific cells. Now a new ...

Parents can transmit a genetic risk for alcohol problems to their children not only directly, but also indirectly via genetically influenced aspects of the home environment, such as marital discord or ...