The idea that correlation does not imply causation is a fundamental caveat in epidemiological research. A classic example involves a hypothetical link between ice cream sales and drownings — instead ...

Genetic-association studies have identified many genetic variants that are associated with complex traits. However, in most cases, the biology underlying the association is unknown. Integrating ...

Most people assume that our genes determine the characteristics that make males and females distinct from each other: sex organs, secondary sex characteristics, personality, behavior, and even ...

Hair genetics can come from either parent, and multiple genes can determine hair traits, such as color, texture, and growth. Genes can also affect hair loss. Although it can run in families, this is ...

Behavioral geneticists study the genetic and environmental underpinnings of psychological and many other human traits. With a decades-long history and well-established research methods, the field has ...