Background There is evidence that physical fitness of children and adolescents (particularly
cardiorespiratory endurance) has declined globally over the past decades. Ever since the …

The duration of human maturation has been underestimated; an additional 4–6-year pre-
adult period of “emerging adulthood,” should be included in models of human maturation. It …

In a culture where beauty is currency, women's bodies are often perceived as measures of
value and worth. The search for visibility and self-acceptance can be daunting, especially for …

Though often discussed as a discrete event, puberty comprises one segment of a larger
developmental continuum and is notable for rapid transformation across a multitude of …

Background In many countries age at pubertal onset has declined substantially. Relatively
little attention has been paid to how this decline may affect adolescent behaviours such as …

La reciente utilización de técnicas de resonancia magnética ha proporcionado una
información muy interesante acerca de los cambios que tienen lugar en el cerebro durante …

Background Evidence from a number of countries in Europe and North America point
towards the secular declining trend in menarcheal age with considerable spatial variations …

Background While prepubertal nutritional influences appear to play a role in sexual
maturation, there is a need to clarify the potential contributions of maternal and childhood …

Background: Adolescent girls and young women (AGYW) experience high rates of HIV early
in their sexual life course. We estimated the prevalence of HIV-associated vulnerabilities at …

Power and gender inequalities can constrain and undermine climate change adaptation.
Those who are vulnerable and marginalized, with limited access to resources and assets …