The restoration perspective on human adaptation offers a broad view of relations between
environment and health; however, it remains underutilized as a source of insight for nature …

Public health researchers may assume, based on the fetal origins literature, that “scarring” of
birth cohorts describes the population response to modern-day stressors. We contend …

The human sex ratio (proportion male) at birth (SRB) varies with many variables. Some of
this variation has an established proximate cause. For instance, low SRB (more females) at …

BACKGROUND Previous research suggests that maternal exposure to acute stress has a
negative impact on the duration of pregnancy, and that this effect may vary by the time of …

Fetal health is an important consideration in policy formation. Unfortunately, a complete
census of fetal deaths, an important measure of overall fetal health, is infeasible, and …

We know little about the relationship between the macroeconomy and birth outcomes, in part
due to the methodological challenge of distinguishing effects of economic conditions on fetal …

Higher maternal resources have long been associated with superior birth outcomes. This
study analyzes the potentially protective role of maternal educational selection into fertility in …

Background: The effect of natural disasters on secondary sex ratio (SSR) and perinatal
outcomes has been suggested. This study aimed to examine effects of the Great East Japan …

BACKGROUND The argument that women in stressful environments spontaneously abort
their least fit fetuses enjoys wide dissemination despite the fact that several of its most …

Hypotheses on the stability and variation of human sex ratios at birth - ScienceDirect Skip to
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