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1.The greek philosophical movement of the classical period brought a new outlook to medical thought, this movement was pioneered by the greek physician hippocrates.
2. Greece Alcmaeon noted empty arteries in animals after death and inferred that arteries normally contained air.
3. the humoral theory- this theory eventually led to treatment regimens such as bloodletting aimed at restoring the numeral balance. -
Román Physican Claudius Galen, with knowledge gained from animals killed by Roman gladiators, described the heart and movement of blood in the arteries, but believed that the liver was the centre of the circulation and that blood passed from the right to the left side of the heart.
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Egypt Ebers stated that after death the heart becomes the witness of the body’s behavior during life. To avoid incrimination testimony, the Egyptians buried the heart separately from the body.
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Andrea, Cesalpino noted that the circulation systemr is a closed system, and was first in modern times to coin the term “Blood Circulation”
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Andreas Versalius publishes “De Humani Corporis Fabrica” which proposed that the heart was the center of vascular network
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Friedrich Hoffman, chief professor of medicine at the university of haile, noted later that coronary heart disease started in the "reduce passage of the blood within the coronary arteries"
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Stephen Hales measures blood pressure for the first time in history through experiments on animals
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the use of ultrasound waves to investigate the action of the heart.
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Electrocardiography is the process of recording the electrical activity of the heart over a period of time using electrodes placed over the skin.
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First successful Open Heart surgery performed in America by Dr.Daniel Hale Williams
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Charles Dotter invented the idea of Coronary Angioplasty and later in 1977 it was performed by Andreas Gruentzig
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A recent RTI international study projected that cardiovascular disease will be the most expensive and common killer by 2035 if it continues to go unchecked
