Ovarian aging is a natural and physiological aging process characterized by loss of quantity
and quality of oocyte or follicular pool. As it is generally accepted that women are born with a …

STUDY QUESTION What is the prevalence of infertility and of help seeking among women
and men in Britain? SUMMARY ANSWER One in eight women and one in ten men aged 16 …

Background: Delay in parenthood and the related consequences for health, population,
society, and economy are significant global challenges. This study was conducted to …

Despite a long tradition of studying the relationship between education and fertility outcomes
less is known about how educational differences in fertility intentions are formed and …

Objective This study offers a new approach to analyzing life course inequalities and applies
it to the link between divorce and poverty. Background Previous research has suggested …

With historically similar patterns of high and stable cohort fertility and high levels of gender
equality, the Nordic countries of Sweden, Finland, Norway, Denmark, and Iceland are seen …

After decades of fertility postponement, we investigate recent changes in late parenthood
across low‐fertility countries in the light of observations from the past. We use long series of …

This study discusses fertility trends and variation in countries that completed the transition
from high to around-replacement fertility in the 1950s to 1980s, especially in Europe, East …

The ongoing transition to low fertility is, alongside the long-term expansion of life
expectancy, the key force reshaping populations around the world. It has sweeping …

BACKGROUND Although the association between fertility and education is central to
several theories of fertility behaviour and is frequently explored in empirical work …