Health Sciences 4250A/B Lecture Notes - Lecture 3: Complete Streets, Affordable Housing, Automobile Dependency

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 4250A/B
• Professor: Jeannie Samuel

Document Summary

Any bodily movement produced by skeletal muscles that results in energy expenditure. Movement that increases the heart rate & breathing. Definition: exercise is physical activity that is planned, structured, repetitive, and purposely done to improve or maintain one or more components of physical fitness. Examples: stretching exercises daily, going to the gym every morning, resistance training three days per week. Lack of physical activity has serious health implications. Cvd, stroke and diabetes are the big three. The world health report (2002) estimates that about 3 percent of the burden of disease in high income countries are caused by physical inactivity. Video clip: cbc exercising 10 minutes a day can boost life. Researchers looked at tons of data and found: Brisk walking for 75 minutes/week= 2 more years of life. Brisk walking for 450 minutes/ week= 4. 5 more years of life. Normal weight and inactive= loss of about 5 years of life. Taking the stairs instead of the escalator could.