Hoyles Fitness » Physiology

Physiology of cardiovascular system

Alan — Sun, 29 Mar 2009 15:22:21 +0000

Together, the heart, blood vessels and blood are referred to as the cardiovascular system. This article looks at the cardiovascular system, and how it is changed during exercise, or as a result of increased fitness levels. The Heart The heart is a muscular pump, designed with the sole function of transporting blood around our circulatory system [...]

Physiology of cardiovascular system

Stretching

Alan — Wed, 31 Dec 2008 14:05:54 +0000

Stretching is the subject of almost endless debate amongst coaches, personal trainers and injury specialists. Conflicting research combined with personal opinion mean the jury is still out with regards to the full benefits of stretching. This article looks at the concept of stretching, and assesses objectively the current thinking on its positive and negative effects [...]

Stretching

Blood Pressure

Alan — Fri, 26 Sep 2008 11:56:14 +0000

What is blood pressure? Why is it significant? What can be done to control it? This article aims to answer the questions, and more. The heart is a muscular pump designed to force blood through our body. Blood is pumped from the heart through the arteries out to our muscles and organs. Put simply, too much [...]

Blood Pressure

Bones

Alan — Sat, 20 Sep 2008 09:27:48 +0000

Function The Skeletal system is a complex network of bones, joints, cartilage, ligaments and tendons. Collectively, the skeleton provides a stable support frame for the body and offers protection to many of the vital organs. Furthermore, the bones are the factory of blood cell production and allow movement of the body via the joints. The bones [...]

Bones

The lungs

Alan — Sat, 19 Jul 2008 20:27:16 +0000

Welcome to the first instalment of a four-part series of articles on exercise physiology! In this first issue we will look at the lungs, finding out the what, where, why, how and when! The lungs are the respiratory centre of the body. They allow us to ingest oxygen which provides the basis for the most fundament [...]

The lungs