KINE 1020 Lecture Notes - Lecture 2: Handcuffs, Health Promotion, Cardiovascular Fitness

• School: York University
• Department: Kinesiology & Health Science
• Course: KINE 1020
• Professor: Hernan Humana

Document Summary

Most studies are from cross-sectional studies; researchers collect data on a large sample of subjects and see what characteristics differentiate the healthy individuals from those who are now. (cid:272)ross se(cid:272)tio(cid:374)al studies are(cid:374)"t al(cid:449)a(cid:455)s relia(cid:271)le (cid:271)e(cid:272)ause of reverse causation; cannot infer whether the physical activity caused the individual to become healthier, or the fact they are healthy allowed the individual to be physically active. Randomized control trial (rct); randomly assign individuals to different treatment interventions and then follow them over time. No rcts show that quitting smoking will reduce lung cancer (making such an experiment to test this unethical) Observational studies; are cross-sectional studies in that there is no intervention or treatment, but the study participants are re-assessed to see changes in health. (cid:373)ost (cid:272)o(cid:373)(cid:373)o(cid:374) reaso(cid:374) ca(cid:374)adia(cid:374)s do(cid:374)"t e(cid:454)er(cid:272)ise is: ti(cid:373)e restrai(cid:374)t: the science of kinesiology. Kin; is the science of how and why people move.