Anyone who had an opportunity to mingle with college or professional football players might have experienced a sensation similar to standing in a forest. Football players are big people in terms of height, body mass, or both. Sustaining the...
When your mother nagged you to stand up straight, she may actually have been giving you some sound medical advice. As early as the 1920s, researchers studied the relationship between physiology and posture to determine whether posture affects...
Anatomy and physiology help us understand the way our bodies work and how they are structured. Anatomy and physiology are both subdivisions of biology and are related to each other. Learning the structure and function of the human body is a...
Sport and exercise physiology is one of the newest disciplines in the science world, and it is a growing field. Based off anatomy and physiology, it has provided essential knowledge to various other fields, including physical education, physical...
Whether it's in a mug of coffee, a can of soda or a cup of tea, caffeine is ingested by much of the world's population every day. Clearly, there's something about caffeine that makes it not only appealing, but, for many of us, habit-forming. In...
Considering that two out of three Americans are overweight, using your body's physiology can be an effective form of weight loss. Physiology is the branch of biology which considers how the body functions. The physiology of the human body plays a...
Exercise physiology is a discipline of science that correlates physiological function with physical activity. During exercise, the body responds on a cellular level to maintain homeostasis. Exercise testing and prescriptions can help diagnose,...
Understanding the body structures, how they relate and their functions --- anatomy and physiology --- is an important part of the practice of yoga, "Yoga Journal" magazine explains on its website. While not every yoga practitioner is interested in...
Swimming is a popular form of exercise that many people enjoy as recreation or competitively. Becoming a successful swimmer takes a lot of hard work and time, but with the help of a coach or a better understanding of the science of swimming anyone...
Stretching your muscles is very good for them. Stretching every day improves flexibility, enhances your athletic performance and reduces your risk for injury during other forms of physical activity. Stretching a muscle actually makes it stronger,...
The physiology of wrinkles is based on the composition of the skin and the aging process. In order to understand how and why wrinkles form, it is necessary to first understand more about the skin itself and how it changes when you age. Although...
Muscle growth (hypertrophy) is an adaptive response to high-intensity, short-duration exercises, such as weightlifting and sprinting. As a result, muscle fibers thicken because of an increase in cell size rather than an increase in the number of...
The powerful and graceful strokes of champion swimmers belie how difficult it is to function efficiently in water. Working with a swim instructor is beneficial. Coaches can tailor workouts to improve a swimmer's technique and fitness, and...
Muscles gives shape and form to the body, which is why they are of particular interest to weightlifters. In addition, muscles are involved in most of the core body functions. There are three types of muscle in the body: skeletal, smooth and...
The main function of the respiratory system is to maintain oxygen levels in the blood so oxygen can be transported to all organs and tissues. Oxygen is obtained through breathing, or respiration, then circulated in the bloodstream. During...
Skeletal muscle is a metabolically active tissue that allows you to move your body. It can hypertrophy or atrophy depending on how much you stimulate it. It also needs fuel to repair, grow and function properly on a daily basis. To build lean...
Tennis requires that you use almost all of the muscles of your body from your feet to your shoulders. In addition to muscular strength, you'll need two different types of power as well as speed, flexibility and endurance. Understanding how your...
Muscle twitches, also known as muscle fasciculation, are a normal occurrence. The cause behind them, however, varies. Nervous system twitches are a sign of diseases that affect the nervous system, such as muscular dystrophy or amyotrophic lateral...
The United States Department of Labor listed exercise-related jobs among the 30 fastest growing fields in the country for 2008. A master's degree in exercise physiology, which focuses on how humans react to physical activity, can give you a...
Exercise physiologists are experts in the relationship between physiology and physical activity. Some of their work involves measuring your physical response to exercise. To do this, exercise physiologists use props, such as pedometers, heart rate...
The physiology of exercise, fitness and personal training are fields of study that examine the body's response to physical activity. The acute and chronic changes and adaptations that result from exercise are researched, measured, studied and...
The cardiovascular system consists of the heart, the blood vessels and blood. The main purpose of the system is to carry oxygen and nutrients to the body and carry away byproducts of metabolism. The heart serves as a pump to drive the flow of...
Defined as the pressure exerted on the walls of blood vessels, blood pressure plays a vital role in general health and exercise performance. At rest and in exercise, the body regulates blood pressure through several mechanisms enabling the heart...
The four main elements of your muscular fitness include strength, power, flexibility and endurance. Your muscular endurance itself is manifest in two ways: as static endurance and dynamic endurance. Muscular endurance is related to several...
Cellular respiration is the act by which living organisms use oxygen to liberate the energy stored in the chemical bonds of organic molecules. This energy is used to synthesize a molecule known as adenosine triphosphate, or ATP for short, which...
The macronutrients carbohydrate and protein are metabolized differently once you ingest them. Although both these nutrients have an energy value of 4 kilocalories per gram, the route that each take varies greatly. These nutrients provide you with...
The Atkins diet is a weight loss program divided into four phases that promote a low carbohydrate intake. The first phase of the Atkins diet recommends limiting your carbs to no more than 20 g a day by giving up sugar, grains, starchy vegetables,...
Human fat cells -- also called adipocytes -- represent a type of loose connective tissue. The cells occur naturally in several regions in the body and serve a number of purposes. Scientific research has uncovered several facts about the physiology...
Exercise physiology essentially looks at the way your body functions when faced with the increased demands of physical exercise. Because your heart rate must adapt to the changes in oxygen needs during exercise, it is a simple yet informative way...
Try becoming a massage therapist professionally! Learn the business of massage therapy in this video.
There are many different kinds of insulin treatments. Learn about the new insulin regimes in this free video from a nutritionist specializing in diabetic diets.
Learn how to treat spleen disorders with acupuncture in this free chinese medicine video lesson from our alternative cure expert.
Vaginitis is a general inflammation of the vaginal mucous membranes and is a common problem. Get expert tips and advice on preventing, diagnosing, and treating vaginitis in this video.
