domingo, 5 de agosto de 2007

Demonios




Bien...cuanto más gordos haya, más colestrol saldrá en las pantallas de la televisión como " demonio-terrorista anti-sanitario " a combatir.

75% de las personas en EEUU en 2015 tendrán sobrepeso.

Dejemos pasar unos años, las modas vienen siempre con adelanto, y para el 2030 en españa el 75% tendrá sobrepeso.

Si la "lucha contra el colesterol" cotizara en bolsa, compraba acciones.

!Qué pena que Marx sólo filosofara en economía y no en capitalismo calórico!.

¿será tan difícil, tan difícil! decir a la población: "Coman menos y anden más"?




The Obesity Epidemic in the United States—Gender, Age, Socioeconomic, Racial/Ethnic, and Geographic Characteristics: A Systematic Review and Meta-Regression Analysis
Youfa Wang and May A. Beydoun
From the Center for Human Nutrition, Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD

Correspondence to Dr. Youfa Wang, Center for Human Nutrition, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street E2546, Baltimore, MD 21205 (e-mail: ywang@jhsph.edu).

accepted for publication January 25, 2007.

This review of the obesity epidemic provides a comprehensive description of the current situation, time trends, and disparities across gender, age, socioeconomic status, racial/ethnic groups, and geographic regions in the United States based on national data. The authors searched studies published between 1990 and 2006. Adult overweight and obesity were defined by using body mass index (weight (kg)/height (m)2) cutpoints of 25 and 30, respectively; childhood "at risk for overweight" and overweight were defined as the 85th and 95th percentiles of body mass index. Average annual increase in and future projections for prevalence were estimated by using linear regression models. Among adults, obesity prevalence increased from 13% to 32% between the 1960s and 2004. Currently, 66% of adults are overweight or obese; 16% of children and adolescents are overweight and 34% are at risk of overweight. Minority and low-socioeconomic-status groups are disproportionately affected at all ages. Annual increases in prevalence ranged from 0.3 to 0.9 percentage points across groups. By 2015, 75% of adults will be overweight or obese, and 41% will be obese. In conclusion, obesity has increased at an alarming rate in the United States over the past three decades. The associations of obesity with gender, age, ethnicity, and socioeconomic status are complex and dynamic. Related population-based programs and policies are needed.

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