Safefood dos on-sts-may2011

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Professor Donal O'Shea, Consultant Endocrinologist, St Vincent's Hospital, presentation at the launch of safefood's Stop the Spread campaign, May 2011

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Safefood dos on-sts-may2011

  1. 1. Overweight is associated with• Diabetes• Cancer• Sleep Apnoea• Osteoarthritis• Fatty liver disease• Psoriasis• Dementia• High Blood pressure• Cardiovascular Disease
  2. 2. Relationship of BMI to Excess Mortality 300 Age at Issue 250 20-29 30-39 200 150 100 Low Moderate High 50 Risk Risk Risk 0 15 20 25 30 35 40 Body Mass Index (kg/[m2])Bray GA. Overweight is risking fate. Definition, classification,prevalence and risks. Ann NY Acad Sci 1987;499:14-28.
  3. 3. META-ANALYSIS OF 1.4 Million people – NEJM Dec 2010
  4. 4. Excess weight is a MAJOR risk factor for diabetes in US adults, 2001 (n=195, 005)Prevalence of diabetes (%) 30 25.6 20 14.9 10 7.3 4.1 0 Normal Overweight Obese Obese BMI 25-29.9 BMI 30-39.9 BMI 40 Mokdad et al. JAMA 2003; 289: 76-9
  5. 5. Relative Risk of Developing Cancer in MalesCancer Type Relative Risk if Relative Risk if Overweight ObeseOesophegeal 1.5 2.3Thyroid 1.3 1.7Colon 1.2 1.5Renal 1.2 1.5
  6. 6. Normal weight finishes atMale 12st 2lbs 78KgsFemale 10st 3lbs 65 kgs
  7. 7. Normal WeightWaist < 32inches Waist < 37inches Female Male
  8. 8. Toxic environment we live in…
  9. 9. Unsuspected calories abound
  10. 10. Unsuspected Calories
  11. 11. Unsuspected Calories
  12. 12. Burning a lot less energy (per half hour)Calories Burned 2004 Calories Burned 1984Lift (2 mins) 3 Take Stairs 19Order take away 1 Cook Meal 70Load Dishwasher 23 Wash Up 80Watch TV 35 Play Cards 52Go to car wash 35 Wash Car 104Play Video Game 53 Play Basketball 280Ride Lawn Mower 88 Mow Lawn 193
  13. 13. Benefits of weight reduction in overweight• 5 to 10% loss from presenting body weight - 20% reduction in all cause mortality - 40% reduction in diabetes related mortality - 37% reduction in cancer deaths - 10mmHg reduction in systolic BP - Improved lipid profile
  14. 14. Overweight - diet/lifestyle change only required• Diet – 500 kcalorie deficit/day healthy eating priciples• Activity - No consensus Up to 90 minutes daily (8 days a week)• No approach works without this
  15. 15. Who would you rather be?• Man on Left = Driver• Man on Right = Conductor
  16. 16. Physical Activity at Work• Prof. Jerry Morris, – Physical Activity Epidemiology – Lancet 1953• 31,000 London Transport Workers – Drivers and Conductors – London Double Decker Bus• Drivers had higher rates of Coronary Occlusion (heart attacks) and higher early mortality than conductors
  17. 17. Results Coronary Artery Disease of 31,000 London Transport Workers 1.6 1.4 DriversRate per 1000 1.2 Conductors 1 0.8 0.6 0.4 0.2 0 Coronary Occulsion Early Mortality (MI) (within 3 days of MI) Morris JN et al., Lancet 1953
  18. 18. Results Coronary Artery Disease of 31,000 London Transport Workers 1.6 1.4 DriversRate per 1000 1.2 Conductors 1 0.8 0.6 0.4 0.2 0 Coronary Occulsion Early Mortality (MI) (within 3 days of MI) Morris JN et al., Lancet 1953
  19. 19. Normal WeightWaist < 32inches Waist < 37inches Female Male
  20. 20. 2010 – 25,650 papers on overweight• 4 Key points for weight management
  21. 21. 2010 – 25,650 papers on overweight• 4 Key points for weight management - Never miss breakfast
  22. 22. 2010 – 25,650 papers on overweight• 4 Key points for weight management - Never miss breakfast - Weigh yourself once a week
  23. 23. 2010 – 25,650 papers on overweight• 4 Key points for weight management - Never miss breakfast - Weigh yourself once a week - Build activity up to 90 minutes daily
  24. 24. 2010 – 25,650 papers on overweight• 4 Key points for weight management - Never miss breakfast - Weigh yourself once a week - Build activity up to 90 minutes daily - Watch the calories

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