Babies who are exclusively breastfed for at least three months carry markers in their blood that differ from babies who are ...

Diet can leave lasting epigenetic marks that reshape gene expression, metabolic pathways, and disease susceptibility across the lifespan. These diet-driven molecular changes may create a form of ...

DNA methylation data can be used to estimate biological age, but results across commercial tests differ, raising questions ...

Epigenetics, the study of changes in gene function that do not involve alterations to the DNA sequence, plays a pivotal role in understanding the complex interplay between genetics and the environment ...

Scientists have long been puzzled by a phenomenon among identical twins called discordance. Despite having the same DNA, aging twins can become discordant for certain traits. One twin can be taller ...