UW-Madison KINES 100 - Risk factors of heart disease (2 pages)

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Risk factors of heart disease



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Risk factors of heart disease

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Lecture number:
24
Pages:
2
Type:
Lecture Note
School:
University of Wisconsin, Madison
Course:
Kines 100 - Exercise, Nutrition, and Health
Edition:
1

Unformatted text preview:

Kinesiology100 Exercise Health and Nutrition Last Lecture Outline 1 Heart disease Lecture 24 Current Lecture 1 Risk factors of heart disease Risk Factors of Heart Disease CDC breaks risk factors for coronary artery disease into 2 categories primary secondary What does it take to become a primary Need to have a significant direct impact modifiable Risk factors smoking diabetes obesity elevated cholesterol high blood pressure physical inactivity Secondary Risk factors Many risk factors some significant age gender some less significant but still need to be acounted for Dose Response relationship as exposure dose increases the response pattern is consistent can be direct positive or inverse negative relationship doesn t have to be linear just same direction a dose response relationship strengthens the association of risk ratio less than 3 for HDL to myocardial infarction Want 120 80 for BP What s the purpose for BP Systolic changes blood goes faster needed for circulation BP labels need either systolic or diastolic normal 120 80 pre hypertension 130 85 boarderline hypertension 140 159 90 essential hypertension 160 95 100 Risk of disease when multiple risk factors are present risk factors don t cancel each other out create an exponential risk Synergism exercise and prevention of heart disease indirect support fewer symptoms of heart disease better survival rate of heart attack Risk of sedentary life longitudinal study sedentary people 2x likely to die prematurely than active individuals Direct support active animals larger heavier healthier heart larger coronary arteries less plaque buildup in arteries Benefits of exercise on the heart improved increased levels of HDL and decreased levels of LDL alters heart rate and BP decreases body fatness decreases heartwork load Checking out the system cholesterol screen once every 5 years at the age of 20 once every 3 years if there is a history in the family blood pressure once every year Avoid Jim Fixx syndrome



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