Why the body needs sleep
By: Mario Carini
Getting that elusive full night of uninterrupted sleep is more a dream the older you get. But even if you're young and feel rushed by daily activity, uninterrupted sleep can be hard to come by. Many studies have proven that sleep is one of the...
Anatomy of the human ankle
By: Barbara Zarrella
The human ankle is an amazing work of engineering. Yes, it acts like a hinge joint, but it is so much more. A person can also rotate their ankle in many directions. Because it has to withstand 1.5 times your body weight when you...
By: Lynn Robling
Hysteria is a psychological or neurotic disorder with symptoms such as nervousness, partial paralysis and hallucinations and many other symptoms depending on the individual. Originally it was thought to be a condition that only affected women. The Greek physician Hippocrates thought the symptoms were caused...
An overview of areolar connective tissue
By: Effie Moore Salem
Areolar connective tissue is spongy air-filled tissue. It's one of four types of connective tissue. It attaches the skin to its various other parts and has few or no blood vessels but allows for their passage in and around. Unlike the other three main types...
Anatomy of the human eye
By: Dr Pandula Siribaddana
The Human eye is a complex machine, which performs the most important function of visualizing the surroundings. It not only helps in recognizing images but also helps in understanding the distance to an object and its depth. At the same time, in order to perform...
Why humidity affects people's ability to cool down
By: Blaise Pascal
Humidity is the measure or amount of water vapor in the air. It could be relatively low or high depending on weather conditions and change slightly in a given day. This measure is also commonly referred to as relative humidity and shown as a percentage...
Anatomy of the human elbow
By: Barbara Zarrella
The elbow is a strong, practical joint. It is what is classified as a hinge joint. The elbow allows movement forward and backward as well as rotation. This joint is created with the coming together of the humerus, the strong upper arm bone, and the...
By: Melody St. John
Medulloblastoma is a type of brain tumor that almost always occurs in children below 15 years of age; and appears to affect boys more than girls. It is most commonly seen in kids between 5 and 6 years old and about 20 percent of cases...
Anatomy of the human breasts
By: Dr Pandula Siribaddana
Human breasts can be described as ‘complex mammary glands’ and they are also recognized by some researchers as a modified sweat gland. In any event, the human breasts, which are similar in nature to other mammalian breasts, will provide nutrition to the newborn baby...
By: John Atchison
If one considers the most controversial topics in medical research today, high on that list would be the topic of stem cells. Stem Cell research has come to be a very politically charged issue, with President George W. Bush outlawing their use on moral grounds...

 

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