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Tuesday, October 18, 2011

When the heart rules the head - article in the NST

In some cases, a headache can be a sign of problems with the heart, writes ANEETA SUNDARARAJ
IT starts with a throbbing headache that progresses to nausea and a feeling of dizziness. Soon, your vision is affected. All you want to do is draw the curtains, get into bed and sleep.

Perhaps there is something wrong with your heart, says Dr Yap Yee Guan, Prince Court Medical Centre’s consultant interventional cardiologist.

To understand the connection between your heart and your headache, Dr Yap says it’s necessary to know the structure and function of the heart: “The heart consists of four chambers — the left and right atria and the left and right ventricles. The muscle that divides the right and left sides is called the septum.”
In a normal, healthy heart, deoxygenated blood moves through the right atrium to the right ventricle. It then flows to the lungs to be oxygenated. Oxygenated blood flows back into the left atrium. From there it goes into the left ventricle and, finally, to the rest of the body.


Read more: Health: When the heart rules the head http://www.nst.com.my/nst/articles/Health_Whentheheartrulesthehead/Article#ixzz1b5ULlrpD

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