HEART SMART

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HEART SMART
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Heart Facts

• The heart is a muscle with its own blood supply.
• It is approximately the size of your fist.
• It weighs approximately 0.5 Kg.
• It beats on average 70 bts/min.
• The lower the rate, the better it is.
• An athlete may have a rate in the 40 - 50 bts/min
  range.
• Heart disease is the 1 killer in Canada.

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The Heart Anatomy
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The Heart Circulation
RIGHT
LEFT
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• Stroke volume is the amount of blood pumped by
  the left ventricle in one beat.
• Heart rate is the number of heart beats per
  minute.
• Cardiac output is the amount of blood pumped by
  the left ventricle in one minute.
• Peripheral resistance is the amount of
  resistance to the flow of blood offered by the
  blood vessels. The smaller the vessel the greater
  the resistance.

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Four Steps To A Healthy Heart

• Diet
• Exercise
• Weight Control
• No Smoking

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What is Atherosclerosis ?

• Atherosclerosis is the gradual blockage of the
  coronary arteries.
• The upper picture on the left shows a normal
  coronary artery.
• The lower artery is 80 filled with plaque.

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Treatments For Atherosclerosis

• Chemical solution
• Laser
• Scraping
• Bypass surgery
• Angioplasty

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How does angioplasty work ?
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