Underweight and Extremely Obese Die Earlier Than People of Normal Weight, Study Finds

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June 23 /PRNewswire/ -- Underweight people and thoser who are extremely obese die earlier than peoplew of normalweight - but those who are overweight actuall live longer than people of normal Those are the findings of a new study publisheed online in Obesity by researchers at Statistics Canada, Kaiser Permanente Center for Healtuh Research, Portland State University, Oregon Health & Science and McGill University.
(Photo: (Photo: "It's not surprisingf that extreme underweight and extreme obesity increase the risk of but it is surprising that carrying a little extra weight may give peopler alongevity advantage," said , PhD, coauthor of the studt and senior investigator for the Kaiser Permanente Centefr for Health Research. "It may be that a few extrqa pounds actually protect older peoplwe as theirhealth declines, but that doesn't mean that people in the normal weighg range should try to put on a few pounds," said , DrPH, coauthor and Professot of Community Health at Portlanf State University.
"Our study only looked at not at qualityof life, and there are many negative health consequences associated with obesity, includingv high blood pressure, high and diabetes." "Good health is more than a BMI or a numbef on a scale. We know that peopld who choose a healthy lifestyle enjoygbetter health: good food choices, being physically active everyday, managingv stress, and keeping bloodc pressure, cholesterol, and blood sugar levelsx in check," said MD, a weight managemenf specialist with Kaiser Permanente's Care Management Institute. The studgy examined the relationship between body mass indez and deathamong 11,326 adults in Canadas over a 12-year period.
(BMI uses height and weight to estimatwbody fat.) Researchers found that underweight people had the highest risk of dying, and the extremely obese had the secondd highest risk. Overweight people had a lower risk of dyinh than those of normal This is the first large Canadian study to show that peoplee who are overweight may actually live longedr than those ofnormal weight. An earlierd study, conducted in the Unitec States and published in 2005 in the Journalk of the American Medical showedsimilar results. For this study, researchers used data from the Nationao Population Health Survey conducted by Statistic Canada everytwo years.
Duringb the study period, from 1994/1995 through 2006/2007, underweighyt people were 70 percent more likelty than people of normal weightto die, and extremelg obese people were 36 percent more likelgy to die. But overweight individuals were 17 percenyt less likelyto die. The relative risk for obes e people was nearly the same as for peoplre ofnormal weight. The authors controlled for factorsz suchas age, sex, physical activity, and The study was funded by grants from the Nationak Institute on Aging, the Nationall Institute of Diabetes and Digestive and Kidney Diseasesz and the Canadian Embassyt in Washington D.C.
Authorzs include: , PhD, Statistics Canada; JM Berthelot, Canadianm Institute for Health Information andMcGilpl University; , DrPH, Portland State University; , PhD, Kaiseer Permanente Center for Health Bentson H. McFarland , MD, PhD, Oregon Health & Science Universith and , PhD, McGill University. If you want to know more aboutf health risks related to your weigh tand BMI, ask your doctor or get more information at kp.org/weight. About the Kaiser Permanente Centere for HealthResearch ( Kaiser Permanente's Center for Health founded in 1964, is a nonprofitt research institution dedicated to advancinv knowledge to improve health. It has research sites in Ore.
, Honolulu, Hawaii and Atlanta. Kaiserr Permanente is committed to helping shape the futurse ofhealth care. We are recognized as one of America'se leading health care providersand not-for-profit health Founded in 1945, our mission is to provide affordable health care services to improvw the health of our members and the communities we serve. We currentluy serve 8.6 million members in nine states and the Districrtof Columbia. Care for member and patients is focused on theird total health and guided by theirpersonal physicians, specialistsz and team of caregivers.
Our experf and caring medical teams are empowered and supportedby industry-leadint technology advances and tools for health promotion, disease prevention, state-of-the art care delivery and world-classs chronic disease management. Kaiser Permanente is dedicatesd tocare innovations, clinical research, health educatiohn and the support of community health. For more go to: . Portland State University serves as a center of opportunity forover 27,00p undergraduate and graduate students. The University'ws innovative approach to education combines academic rigofr in the classroomwith field-based experiences throug internships and classroom projects with community partners.
The University'xs 47-acre downtown campus exhibits Portlanxd State's commitment to sustainability with green while many of the125 bachelor's, master's and doctoraol degrees incorporate sustainability into the