This study investigated the systematic rise in cognitive ability scores over generations,
known as the Flynn Effect, across middle childhood and early adolescence (7–15 years; 291 …

Mental abilities and physical growth are important determinants of health across the
lifespan. Here, the stability of these traits was assessed from 6 months to 65 years of age to …

Twins regularly score nearly a standard deviation below the population mean on
standardized measures of cognitive development in infancy but recover to the population …

Loneliness is a complex human trait that is highly polygenic and found to affect gene
expression related to inflammatory and immunological functioning. To date, no epigenome …

This study tested phenotypic and biometric associations between physical and cognitive
catch‐up growth in a community sample of twins (n= 1285, 51.8% female, 89.3% White) …

Owing to high rates of prenatal complications, twins are, on average, substantially smaller
than population norms on physical measurements including height, weight, and head …

Introducción: Los estudios relacionados con los mecanismos del envejecimiento han
permitido la identificación y cuantificación de biomarcadores del envejecimiento biológico …

The current analysis investigates genetic and environmental influences on the bidirectional
relationships between temperament and general cognitive ability (GCA). Measures of GCA …

Biological aging is a rapidly growing area of research, which entails characterizing the rate
of aging independent of an individual's chronological age. In this review, we analyze the …

DNA methylation age (DNAmAge) surpasses chronological age in its ability to predict age-
related morbidities and mortality. This study analyzed data from 287 middle-aged twins in …