HLSC 1F90 Lecture Notes - Lecture 11: Insulin Resistance, Weight-Bearing, Bone Density

• School: Brock University
• Department: Health Sciences
• Course: HLSC 1F90
• Professor: Kelli-an Lawrance

Document Summary

Physical activity: people engage in physical activity for, health, fitness, performance. Moderate-to-vigorous physical activity: running, high impact aerobics, circuit weight training (cross fit, cardio machines, competitive sports. Csep physical activity guidelines: at least 10 minutes of moderate-to-vigorous aerobic physical activity most days per week for a minimum of 150 minutes per week. Strength-training 2 days per week: more activity provides greater health effects. If canadians followed physical activity guidelines, it is estimated the following deaths could be prevented: 33% coronary heart disease, 25% stroke | osteoporosis, 20% colon cancer, 20% Improved heart functioning, healthier arteries, reduced risk of heart disease, improved sexual functioning: more efficient metabolism, efficiently generate energy from food, regulate hormones, protect cells from free radical damage and inflammation. For all aspe(cid:272)ts of health (cid:271)e(cid:374)efits of physi(cid:272)al a(cid:272)tivity o(cid:272)(cid:272)ur at (cid:373)oderate levels of a(cid:272)tivity a(cid:374)d rise with more frequent/intense levels of activity with one caveat: excessive exercise / overtraining can supress certain functions of the immune system.