Obesity is a chronic illness associated with several metabolic derangements and
comorbidities (ie, insulin resistance, leptin resistance, diabetes, etc.) and often leads to …

Human beings are susceptible to sustained weight gain in the modern environment.
Although both men and women can get fat, they get fat in different ways, and suffer different …

Sexually reproducing animals require an orchestrated communication between
spermatozoa and the egg to generate a new individual. Capacitation, a maturational …

OBJECTIVE: To study the changes in semen parameters, gonadotropic and sex hormones,
and serum leptin in obese fertile and infertile oligozoospermic men. DESIGN: Prospective …

Epigenetic reprogramming plays a pivotal role during embryogenesis, including both
covalent and non-covalent modifications to chromatin. In this study, we investigated the role …

In 1968, Bruce McEwen discovered that 3 H-corticosterone administered to
adrenalectomised rats is retained in neurons of hippocampus rather than those of …

In this sweeping exploration of the relatively recent obesity epidemic, Michael L. Power and
Jay Schulkin probe evolutionary biology, history, physiology, and medical science to …

Background A wider biological role of 1alpha, 25-Dihydroxyvitamin D3 (1, 25 (OH) 2D3), the
active metabolite of vitamin D3, in tissues not primarily related to mineral metabolism was …

Ejaculated spermatozoa must undergo physiological priming as they traverse the female
reproductive tract before they can bind to the egg's extracellular coat, the zona pellucida …

Obesity is a major health problem contributing to increased subfertility in males, as well as
increased morbidity for diseases related to a decline in testosterone production with aging …