body is working - BMR varies on body size, gender Why basal metabolic rate varies from person to person - Humans are biochemically individual, some people have a more effect metabolism which means they require fewer calories - People with metabolic syndrome do better on low carbs for weight loss= means bad cholesterol and risk of diabetes Is being overweight genetic - Pima native Americans are mostly over weight - The Mexican ones are not overweight but Americans are overweight - There is a genetic propensity for being overweight but you need something to bring it out - Brown fat generates energy - The more brown fat the leaner you should be because it means that it burns fat very well - Exercise can burn white fat in to brown fat - A low basal metabolic rate means that it doesn’t take much energy to fuel all the bodies requirements - That means they will put on more rate - If you have a low BMR that means you are more likely to be obese set point theory - The body has in mind the weight that it is happy with - How to reset set point? - To cut down on calories - But you may hit a plateau, so you need to exercise so this doesn’t happen - The more you exercise the more claories you burn even when youre not exercising - Why do people yo yo with weight? - Soft drinks are high in sugar - Sugar is a problem - Sucrose plays a role in weight gain, glucose and fructose are in it - Fructose goes to the liver and is harder to use for energy compared to sucrose - Fructose can cause weight gain cause it does not curb the appetite Endocannabbinoids - The compound found in our body is found in weed (ananimide) - The molecule is synthesized in the human body it resembles bliss
- Ananmide is produced by linoleic acid aka a poly unsaturated fat - Linoleic acid is found in soy oil - When we eat foods with linoleic acid it produces pleasure which makes us want to eat more of it even if were not hungry, but the soy oil has this compiound and we fry things like fries in it and that’s why we enjoy fries Obesogens - Chemicals that make us fat and increase our appetitie - Pthalate’s are higher in men with obesity (its an assumption) - The fatty foods absorb the pthaltates - It may have nothing to do with weight gain but may just be an indicator of how much fat is taken in to the body - Hydroxycitric acid (found in grapefruit) interferes with some enzymes that convert sugars in to fat - Hoodia is a plant that is suppose to curb appetite, but not on the market - Pregnant women in india lost fat rather then muscle but HCG (hormone) doesn’t actually work - Rapberry keytones don’t work in humans - Green coffee bean extract is thought to promote weightless (but not placebo controlled, maybe they tookin a different amount of calories) - - Atkins - Low carb - Ketogenic - You burn fat for fuel - Most weightloss - HDL was better in this group - When fat burns it produces keytones High carbs diet - Lots of firbe - Carbs - Dean ornish - Meatless cheeseless The zone diet - 40% carbs - 30% protein - 30% fat To lose weight - Eat breakfast - Watch less tv
- Walk - Weigh frequently
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- Spring '11