How the human heart works
By: Leslie Schwab
The human heart is a living machine that works as a pump in distributing blood that transports oxygen and nutrients to cells throughout the body. The heart is a mechanical marvel in that it never rests. Even when sleeping, a human being's heart is beating...
The importance of capillaries for circulation
By: Trenna Sue Hiler
What role do capillaries play in the overall picture of circulation? Every single cell in the body needs oxygen and nutrition to perform their specific job. Without these two things, the cell simply dies. The needed nutrients and oxygen are delivered to the cell in...
An overview on how blood vessels deliver nutrients to cells
By: Alice George
Every cell in your body needs a supply of oxygen and glucose for respiration and small amounts of minerals and other substances, they also need water and to get rid of waste products that build up in the like carbon dioxide. All these things...
How smoking impacts the human circulatory system
By: Leslie Schwab
Smoking , especially among women, has resulted in a significantly increased incidence of heart disease. It is well known as to the damage smoking inflicts on our lungs. Our lungs work in conjunction with our circulatory system to provide oxygen to all of the cells...
A look at how varicose veins develop
By: Trenna Sue Hiler
Varicose veins are common among many, but how do they happen and why are they painful? It is estimated that 15% of men have varicose veins and 25% of women. The key to understanding may be to learn a little bit about how circulation works...
The size of the large and small intestines
By: Viknesh
In our bodies, the digestive tract, otherwise known as the intestine, lies between the stomach and the anus. It is divided into two sections, namely the small and large intestine. The small intestine is about 6 meters long whilst the large intestine is about 1...
The importance of capillaries for circulation
By: Corinna Craddock
Purpose of Circulation The circulatory system is the most important system of the body. If it fails, then just about every cell of the body is affected. The circulatory system, however, is only as healthy as its capillaries. The major purpose of the circulatory system...
How the human heart works
By: Lisa Stephens
Associated with life and love, the heart is one of the most intricate and fascinating organs of the human body. This article is intended to provide a basic understanding of the anatomy of the heart and how it functions. The heart is the most important...
A look at how varicose veins develop
By: Effie Moore Salem
Varicose veins are veins that are no longer hidden under the skin but are pronounced and enlarged veins that bulge outward and are often seen as blue blotches. They can appear gnarled and bulbous and often as not, are unsightly. How do they develop...
A look at how varicose veins develop
By: Corinna Craddock
Making healthy choices regularly in life can lower the amount of damage a person experiences from problems like varicose veins. The circulatory system can develop more than one problem. Some circulatory problems are congenital, because they are with a person at birth. Others result...

 

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