BPK 140 Lecture 7: Chapter 6 Lecture Notes
3 Mar 2017
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Approximately 30 or more hours of screen time a week is the average. Only 15% of canadians from the age of 20 to 79 meet the physical activity (pa) recommendations: pa recommendation to accumulate 150 minutes of moderate to vigorous activity per week >10 minutes at a time. The canadian 24-hour movement guidelines for children and youth: Activity: any voluntary body movement that requires energy and burns calories: example: gardening, dancing. Exercise: a subset of pa that is planned, structured, repetitive and whose main goal is to promote fitness. The (cid:271)od(cid:455)"s a(cid:271)ilit(cid:455) to respo(cid:374)d/adapt to the de(cid:373)a(cid:374)ds a(cid:374)d stress of ph(cid:455)si(cid:272)al effort (cid:449)ithout becoming overly tired. Health-related components of fitness: cardiorespiratory/aerobic fitness. Aerobic fitness: activity that is more sustained and repetitive, and do-able for a longer period. Anaerobic fitness: means without oxygen, the demand is so high that oxygen is (cid:374)ot (cid:374)eeded for the tissues (cid:894)the (cid:862)(cid:271)ur(cid:374)(cid:863) (cid:449)he(cid:374) (cid:455)ou lift (cid:449)eights(cid:895: muscular strength and endurance.
