By: Ian Essling
While it is not everyone's lifelong dream to have a needle shoved into their arm and a pint of their blood drained out, donating blood is a very important action that most anyone can take to better his or her community.Each unit of blood...
The functions of red blood cells
By: Emma Walker
Blood accounts for about 8% of total body weight and is made up of three types of specialised cells, one of which is the red blood cells also known as erythrocytes. The main function of erythrocytes is to carry oxygen around the body and deliver...
Why we yawn
By: Andreea M.
There are actually quite a few theories about what lies behind a yawn. A long-standing theory marks as cause for the yawning the lack of oxygen and excess of carbon dioxide in the blood. When the brain detects this it triggers the yawn reflex when...
Have Breakthroughs in Dna Research Led to more Harm than Good
By: Emma Walker
Breakthroughs in DNA research have led to the development of new technology and medical treatments, in some cases where only limited or no treatment previously existed. A lot of good has come out of this relatively new field of scientific research.The molecular structure of...
By: David Cowley
A Brief Discussion of Heart Valve Disease. The heart is one of the strongest muscles and arguable it is the most important organ in the human body. It is responsible for getting nutrients and oxygen throughout the body by way of the circulatory system. It...
Gastric Bypass Surgery is it Safe
By: Carol Wise
When researchers and doctors make a discovery they are quick to report that it is safe. Often down the road, after many people have suffered the consequences, it is discovered something is not so safe as once advertised and sold to the public. As a...
By: Viktoria Carrella
I recently seen a T.V. show about conjoined twins and was rather interested and wanted to know more about the condition as far as how it happens and what different types of conjoined twins there are. I found the information so interesting I wanted...
Embryonic stem cell research explored
By: Kirk Boyer
Debate on the ethics of research using cells from human embryos still roars today, and most of it seems to be either missing or deliberately avoiding a crucial point: There are embryos that are being destroyed which could be used for research. There is no...
Gastric Bypass Surgery is it Safe
By: Jacqueline Nantier
First, I have to 'fess up. I had gastric laproscopic band surgery (Lapband) on February 9, 2007. I have lost 65 pounds in less than five months. I weighed well over 300 pounds before surgery. I had the choice of the Gastric bypass procedure of...
By: Patrick Coyle
Bird Flu is just another strain of the influenza virus. The strain commonly referred to as the Bird Flu in the news is the H5N1 strain. Currently this strain of influenza principally infects birds, but it is capable of infecting mammals, but does not spread...

 

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