Medical Forum / Diseases and Disorders / Diabetes / March 2007
Sedentary Behavior Linked To High Blood Sugar
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Kurt - 29 Mar 2007 19:58 GMT http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml
or
http://tinyurl.com/2jw77y
(excerpt)
NEW YORK (Reuters Health) - People who tend to be sedentary -- as indicated by the amount of time they spend watching television -- are likely to have high levels of glucose in their blood, even though they may not be diabetic.
Dr. David W. Dunstan, of the International Diabetes Institute, Melbourne, Australia, and colleagues examined the association between television viewing and blood glucose levels, measured after fasting and after a glucose test-drink, in 3781 men and 4576 women in Australia. All of the subjects were free of diabetes at the time.
Alan S - 30 Mar 2007 07:52 GMT >http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml > [quoted text clipped - 14 lines] >and after a glucose test-drink, in 3781 men and 4576 women in >Australia. All of the subjects were free of diabetes at the time. I know he's an Aussie so I should be supportive, and the IDI is an excellent organisation, but really?
We spent research money discovering this? Seriously?
It's like discovering that water runs downhill, or falling off bikes causes gravel rash.
Cheers, Alan, T2, Australia. d&e, metformin 1000mg, ezetrol 10mg Everything in Moderation - Except Laughter. -- http://loraldiabetes.blogspot.com/ http://loraltravel.blogspot.com/ latest: Epidaurus
Chris Malcolm - 30 Mar 2007 09:19 GMT >>http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml >> [quoted text clipped - 14 lines] >>and after a glucose test-drink, in 3781 men and 4576 women in >>Australia. All of the subjects were free of diabetes at the time.
> I know he's an Aussie so I should be supportive, and the IDI > is an excellent organisation, but really?
> We spent research money discovering this? Seriously?
> It's like discovering that water runs downhill, or falling > off bikes causes gravel rash. According to the article the link only existed for women who sat around, not men. Which at least to me was surprising.
 Signature Chris Malcolm cam@infirmatics.ed.ac.uk DoD #205 IPAB, Informatics, JCMB, King's Buildings, Edinburgh, EH9 3JZ, UK [http://www.dai.ed.ac.uk/homes/cam/]
Alan S - 30 Mar 2007 10:25 GMT >>>http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml >>> [quoted text clipped - 25 lines] >According to the article the link only existed for women who sat >around, not men. Which at least to me was surprising. So there WAS some value in it! Something I can use to justify watching the cricket when I get those "lazy bugger" looks from SWMBO.
Cheers, Alan, T2, Australia. d&e, metformin 1000mg, ezetrol 10mg Everything in Moderation - Except Laughter. -- http://loraldiabetes.blogspot.com/ http://loraltravel.blogspot.com/ latest: Epidaurus
shoppa@trailing-edge.com - 30 Mar 2007 14:28 GMT > On 29 Mar 2007 11:58:02 -0700, "Kurt" > [quoted text clipped - 25 lines] > It's like discovering that water runs downhill, or falling > off bikes causes gravel rash. They didn't even go that far. They didn't prove that glucose intolerance causes people to watch more TV, or that watching TV causes glucose intolerance. They just showed that in one subgroup, watching TV seems to be related to higher glucose intolerance.
It seems likely to me that neither is cause or effect, but both are effects.
Tim.
GysdeJongh - 30 Mar 2007 12:31 GMT > http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml > > or > > http://tinyurl.com/2jw77y Hi Kurt, after testing 8,357 adults the chance that they detected something was still marginal.As this chance depents on the number of subjects tested we may safely asume that this research was a waste of time ..... Don't turn things upside down : they did NOT prove that the relation does NOT hold in women .Their sample size was simply not large enough to detect ANYTHING . NOT that there was a relation , NOT that there was NO relation.
Seems an important difference to me hth Gys
http://care.diabetesjournals.org/cgi/content/abstract/30/3/516?maxtoshow=&HITS=1 0&hits=10&RESULTFORMAT=&author1=dunstan&searchid=1&FIRSTINDEX=0&sortspec=relevan ce&volume=30&firstpage=516&resourcetype=HWCIT
Association of Television Viewing With Fasting and 2-h Postchallenge Plasma Glucose Levels in Adults Without Diagnosed Diabetes
David W. Dunstan, PHD1, Jo Salmon, PHD2, Genevieve N. Healy, MPH3, Jonathan E. Shaw, MD1, Damien Jolley, MSC4, Paul Z. Zimmet, MD1, Neville Owen, PHD3 on behalf of the AusDiab Steering Committee
1 International Diabetes Institute, Melbourne, Australia 2 School of Exercise and Nutrition Sciences, Deakin University, Melbourne, Australia 3 Cancer Prevention Research Centre, School of Population Health, The University of Queensland, Brisbane, Australia 4 Monash Institute of Health Services Research, Melbourne, Australia
OBJECTIVE-We examined the associations of television viewing time with fasting plasma glucose (FPG) and 2-h postchallenge plasma glucose (2-h PG) levels in Australian adults.
RESEARCH DESIGN AND METHODS-A total of 8,357 adults aged >35 years who were free from diagnosed diabetes and who attended a population-based cross-sectional study (Australian Diabetes, Obesity and Lifestyle Study [AusDiab]) were evaluated. Measures of FPG and 2-h PG were obtained from an oral glucose tolerance test. Self-reported television viewing time (in the previous week) was assessed using an interviewer-administered questionnaire. Homeostasis model assessment (HOMA) of insulin sensitivity (HOMA-%S) and ß-cell function (HOMA-%B) were calculated based on fasting glucose and insulin concentrations.
RESULTS-After adjustment for confounders and physical activity time, time spent watching television in women was positively associated with 2-h PG, log fasting insulin, and log HOMA-%B and inversely associated with log HOMA-%S (P < 0.05) but not with FPG. No significant associations were observed with glycemic measures in men. The ß-coefficients across categories of average hours spent watching television per day (<1.0, 1.0-1.9, 2.0-2.9, 3.0-3.9, and 4.0) for 2-h PG in women were 0 (reference), 0.009, 0.047, 0.473, and 0.501, respectively (P for trend = 0.02).
CONCLUSIONS-Our findings highlight the unique deleterious relationship of sedentary behavior (indicated by television viewing time) and glycemic measures independent of physical activity time and adiposity status. These relationships differed according to sex and type of glucose measurement, with the 2-h PG measure being more strongly associated with television viewing. The findings suggest an important role for reducing sedentary behavior in the prevention of type 2 diabetes and cardiovascular disease, especially in women.
Abbreviations: 2-h PG, 2-h postchallenge plasma glucose . AusDiab, Australian Diabetes, Obesity and Lifestyle Study . FPG, fasting plasma glucose . HOMA, homeostasis model assessment . HOMA-%B, HOMA of ß-cell function . HOMA-%S, HOMA of insulin sensitivity
Gantlet - 30 Mar 2007 17:20 GMT > http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename=20070328/r euters20070328health00000021reutershealthewEDIT.xml > [quoted text clipped - 14 lines] > and after a glucose test-drink, in 3781 men and 4576 women in > Australia. All of the subjects were free of diabetes at the time. So can you imagine what sedentary behavior does to us diabetics? while like most if not all of the studies posted here. the amount of diabetics used is a very small small % of the total. However posts like this just help motivate us to get off our a.ses and become more active. of course if you would rather sit around watching tv there is another way to lower your blood sugar levels... eat less carbs. however even that small amount of carbs would bring lower blood sugar levels if you were more active and enjoyed life away from the computer and tv.
I liked the post.
 Signature Tom
www.TomsDiabeticDiary.com Chat in peace with other diabetes at the American Diabetes Associations Web Site. http://community.diabetes.org/n/pfx/forum.aspx?nav=index&webtag=amdiabetesz&redi rCnt=1
Information You Can "Trust" From Your American Diabetes Association www.diabetes.org
Information on Specific Types of Fat. http://www.diabetes.org/nutrition-and-recipes/nutrition/foodlabel/specific-fats.jsp
Kurt - 30 Mar 2007 18:00 GMT > >http://diabetes.org/diabetesnewsarticle.jsp?storyId=14742788&filename... > [quoted text clipped - 25 lines] > > I liked the post. Exactly why I posted it. I thought the title alone was particularly important in this "Carbotopia" newsgroup where exercise is treated like a second class citizen.
Kurt
> -- > Tom [quoted text clipped - 6 lines] > > Information on Specific Types of Fat.http://www.diabetes.org/nutrition-and-recipes/nutrition/foodlabel/spe
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