PE Mid-year Exam Revision Questions & Answers physical activity - ANS-Physical activity is defined as any voluntary bodily movement produced by skeletal muscles that requires energy expenditure physical inactivity - ANS-Participating in insufficient physical activity to achieve measurable health outcomes Sedentary behaviour - ANS-The amount of time per day spent sitting or lying down (excluding sleeping), or engaged in activities that require less than 1.5 METs Metabolic Equivalent - ANS-(MET) a method used to determine the energy costs of various exercises; 1 MET is the amount of oxygen needed by the body at rest. It is an objective measure of the ratio of the rate at which a person expends energy, relative to the mass of that person. Four domains of physical activity - ANS-Occupational, Active Transport, Leisure, Gardening/household Four dimensions of physical activity - ANS-FITT: Frequency, Intensity, Type, Time Levels of activity intensity - ANS-Sedentary, Low, Moderate, Vigorous Methods of determining activity intensity - ANS-Talk test, Perceived exertion, Heart rate, METs Benefits of Physical Activity - ANS-Improved strength and muscular endurance, bone development, improved flexibility and coordination, improved self esteem, Risks of Physical Activity - ANS-Type 2 diabetes, Cardiovascular disease, High cholesterol, Hypertension NPAG for Infants and Children (0-5