NUTR 512 Lecture Notes - Lecture 6: Underweight, High-Protein Diet, The Who

• School: McGill University
• Department: Nutrition and Dietetics
• Course: NUTR 512
• Professor: Timothy Johns

Document Summary

Energy expenditure: how many calories we are burning. Caloric or energy balance: the intake of kcal will be the same as the expenditure. If we intake more and expend less we gain weight. Talki(cid:374)g a(cid:271)out o(cid:271)esit(cid:455) a(cid:374)d its epide(cid:373)i(cid:272) i(cid:374) north a(cid:373)eri(cid:272)a a(cid:374)d arou(cid:374)d the glo(cid:271)e. it"s so(cid:373)ethi(cid:374)g that"s in the media a lot, time (cid:373)ade a (cid:272)o(cid:448)er a(cid:271)out (cid:862)the o(cid:271)esit(cid:455) epide(cid:373)i(cid:272) i(cid:374) a(cid:373)eri(cid:272)a(cid:863). Looking at the prevalence of obesity there are many well done studies, sometimes on annual basis, Nhanes (national health and nutrition examination survey) there is also the brfss (behavioral factor surveillance survey) they do random digit telephone surveys every year. La is the only state mentioned as too skinny. Over a 4 year period we see that the prevalence in canada increased and simulate a little the colors of u. s. a. If we look in the age specific data, the most alarming are with the young adults and younger and very old.