Dehydroepiandrosterone (DHEA) and cortisol are the most abundant hormones of the
human fetal and adult adrenals released as end products of a tightly coordinated endocrine …

Testosterone and cortisol figure prominently in the research literature having to do with
human competition. In this review, we track the history of this literature, concentrating …

The purpose of this paper is to review field studies of human male hormones and
reproductive behavior. We first discuss life history theory and related conceptual …

Abstract The Challenge Hypothesis (Wingfield et al., 1990) originally focused on adult male
avian testosterone elevated in response to same-sex competition in reproductive contexts …

The present systematic review and meta-analysis aimed to assess the perturbations in
hormonal and psychological homeostasis in response to soccer match-play. These …

Background A high-performance sport like soccer requires training strategies that aim to
reach peak performance at the right time for the desired competitions. Thus, the investigation …

Increases in men's testosterone (T) levels after intrasexual competitions and exposure to
females facilitate competitive and courtship behaviours, suggesting T reactivity should affect …

Background Recent studies show that human placenta, processed and encapsulated for
postpartum consumption, contains a host of trace minerals and hormones that could …

The hypothalamic–pituitary–adrenal (HPA) axis and hypothalamic–pituitary–gonadal (HPG)
axis are associated with numerous health and behavioral outcomes, yet emerging research …

Objectives Humans—and several other apes—exhibit a unique pattern of post‐natal adrenal
maturation; however, the causes and consequences of variation in adrenal development are …