Introduction Exercise disrupts the body’s natural homeostatic environment by increasing physical, metabolic, respiratory, and cardiovascular demands. The sympathetic nervous system is stimulated to adequately respond and maintain a new level homeostasis for as long as possible or needed during periods of exercise (1). However, exercising in hot ambient temperatures increases the demands placed on the […]
The effect and cumulative significance of fitness and fatness in cardiovascular disease mortality is a hotly debated topic in modern scientific literature. The purpose of the current review is to examine the physiological and the epidemiological basis of this debate. (Figure made on Biorender.com) Background Info Cardiovascular diseases (CVD) are the leading cause of death […]
Jessica Linde, M.S. recently completed her masters thesis investigating the impact of the menstrual cycle on exercise performance of female athletes who experienced normal menstrual cycles (no birth control, no menstrual disorders like PCOS). She found that exercise performance for these females was completely unaffected by the menstrual cycle. Here is a news article describing […]
Our research into the impact of a person’s critical power on the efficacy of endurance training was recently highlighted in the BYU news. Check out the article here.
Introduction Sex hormones play a role in many physiological processes throughout the body (1). Specifically, these hormones are chemical messengers that bind to receptors and cause a variety of effects on target tissues. Estrogen is a female sex hormone that is secreted by the ovaries (2). For the purpose of this review, we will discuss […]
Section 1: Background Physiology What is endothelial function? The interior lining of human vasculature consists of a single layer of endothelial cells. This endothelial layer plays an important role in the maintenance of vascular function. Vascular function is necessary for the appropriate distribution of blood flow. As illustrated by Poiseuille’s law below, changes in radius […]