LOGO UNIT 3: Animal Anatomy and Physiology Chapter 3.8: Diet and the Media West Humber C.I. Course: SBI3C1 TC: Mr. Patel

QUIZ ON THE DIGESTIVE SYSTEM: TUESDAY, DEC. 03 RD, 2013 West Humber C.I. F.Y.I.

The media constantly bombard us with dietary advice.  Stay-Healthy with Vitamin Pills!  Prevent Cancer: Eat Oat Bran!  Consume Fat and Protein to Lose Weight!  Shed Pounds with Diet Drinks!  Diet Drinks Burn Fat! West Humber C.I. Introduction

 Advice on what to eat and what to avoid eating is often given by diet gurus or pharmaceutical companies that have much to gain.  Diet is in the media spotlight more than ever before as Canada’s population grows “heavier!!!”  By the turn of this century, it was estimated that 35% of men and 27% of women in Canada were overweight.  Canadians spends over $2billion, or 2.5% of the health care budget, on treating obesity and diseases related to obesity. West Humber C.I. Introduction

 A reduction in weight of as little as 5% to 10% can reduce obesity-related risk factors and contribute to overall health.  KEY: Less well-known is the fact that being underweight can also cause problems:  Fatigue  Increased susceptibility to illness and injury West Humber C.I. Underweight

West Humber C.I. “Thigh Gap” – ???

West Humber C.I. “Thigh Gap” – Video And

 During the past 30 years, society has promoted thinner ideal body types for women.  Even if their weight is in the proper range, women feel pressure from friends, TV- and sometimes parents – to be “very thin”???  Diets, for the most part, do not work.  95% of people who diet gain the weight back within two years.  Studies also show that weight is regained more quickly after each dieting phase.  This constant weight fluctuations can be dangerous due to repeated stress on your body. West Humber C.I. Dieting

 A slightly different problem exists for many young males.  They may wish to emulate the muscular heroes they see in movies, sports, and advertising.  Most adolescent boys, however, do not have muscular bodies.  Muscle development becomes most accelerated only after height growth has slowed.  In an effort to look larger, men may use protein diets, which are aimed at increasing muscle development by increasing food intake beyond the body’s needs. West Humber C.I. Male Dieting

 For some people, steroids have become a quick but dangerous way to gain muscle mass.  Negative side effects include: mood swings, prematurely halted growth, testicular shrinkage, infertility, brain cancer, and and premature heart disease West Humber C.I. Steroids

WHAT IS HEALTHY? West Humber C.I. Group Activity: Take a Stand

STATEMENT: The media should show bodies of different shapes, not just the stereotypical “ideal” figures.  In groups of four (4):  Define the issue.  Where is the balance between the medical profession’s idea of a healthy body type and the social standards of ideal body types as reflected by the diet food industry and media? Factors that you think contribute to society’s image of the ideal body Other weight-reduction options for people whose obesity is dangerous to their health Other muscle-building options for those who choose this lifestyle  Identify the perspectives of each of the opposing positions.  Brainstorm suggestions for a solution. West Humber C.I. Group Activity: Take a Stand

TEST ON MICROBIOLOGY!!! GOOD LUCK! West Humber C.I. Reminder! – NO H.W.