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

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 ...

Epigenetics, the study of changes in gene expression that are not caused by alterations in the DNA sequence, has emerged as a key player in the development and severity of type 2 diabetes. Epigenetics ...

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 ...