ES 2100 Lecture Notes - Lecture 4: Lipoprotein Lipase, Skeletal Muscle, Myosin
Document Summary
How the body responds to prolonged periods of sedentary behavior. Studies showing that recommended levels of activity may not be protective against prolonged periods of sitting: Current recommendations: 150-300 minutes of moderate intensity pa per week. Those who sleep 8 hours a day have 16 hours of waking day time: On average, most people with sedentary occupations spend 9-11 hours a day sitting or reclining. In leisure time, sedentary time can include 4 or more hours on the couch watching tv or reading in bed: But this also includes riding in the car, time spent eating, and socializing. It is very easy to spend 22 hours (or more!) of a 25 hour day either sitting or lying. Accelerometers have become a popular tool to describe level of activity across the day: Focusing on activities routinely performed when not sitting: Even very unfit people can carry out many hours of lipa:
