For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

A study based on a review of genetic and health information from more than 276,000 people finds strong support for a decades-old evolutionary theory that sought to explain aging and senescence. A ...

Collaborating institutions in Taiwan report higher risks of atopic disease among children conceived via assisted reproductive ...

Women who had two to three children in their late 20s and early 30s showed the slowest aging and best survival rates, ...