Another job vacancy associated with obesity might be one normally filled by a stomach bacterium called Helicobacter pylori. Research by Martin Blaser of New York University suggests that it helps to regulate appetite by modulating levels of ghrelin—a hunger-stimulating hormone. H. pylori was once abundant in the American digestive tract but is now rare, thanks to more hygienic living conditions and the use of antibiotics, says Blaser, author of a new book entitled Missing Microbes.
The contribution of the authors were as follows: KD and OHF had the original idea for the study. OHF supervised analyses of study data. MB, AP, MAI, HT, AH, WN, MK and OHF revised the manuscript critically for important intellectual content and gave final approval of the version to be published.
The weight-loss program should be directed toward a slow, steady weight loss unless your doctor feels your health condition would benefit from more rapid weight loss. Expect to lose only about a pound a week after the first week or two. With many calorie-restricted diets there is an initial rapid weight loss during the first one to two weeks, but this loss is largely fluid.
3Bhaskaran K, Douglas I, Forbes H, dos-Santos-Silva I, Leon DA, Smeeth L. Body-mass index and risk of 22 specific cancers: a population-based cohort study of 5•24 million UK adults. Lancet. 2014 Aug 30;384(9945):755-65. doi: 10.1016/S0140-6736(14)60892-8. Epub 2014 Aug 13.
Perform 20-30 minutes of moderate exercise five to seven days a week, preferably daily. Types of exercise include stationary bicycling, walking or jogging on a treadmill, stair climbing machines, jogging, and swimming.
“Originally we didn’t believe the logos would make much of a difference but in focus groups, we’ve discovered that kids really do look at them,” said Dr. Camila Corvalan, of the University of Chile who has been assessing the impact of new label system. “They’ll say ‘Mom, this has so many logos. I can’t bring them to school. My teacher won’t allow it.”
Know and avoid the food traps that cause you to eat. Identify situations that trigger out-of-control eating. Try keeping a journal and write down what you eat, how much you eat, when you eat, how you’re feeling and how hungry you are. After a while, you should see patterns emerge. You can plan ahead and develop strategies for handling these types of situations and stay in control of your eating behaviors.
Obesity and Stroke. Ischemic (clot-caused) stroke and coronary artery disease share many of the same disease processes and risk factors. A meta-analysis of 25 prospective cohort studies with 2.3 million participants demonstrated a direct, graded association between excess weight and stroke risk. Overweight increased the risk of ischemic stroke by 22 percent, and obesity increased it by 64 percent. There was no significant relationship between overweight or obesity and hemorrhagic (bleeding-caused) stroke, however. (10) A repeat analysis that statistically accounted for blood pressure, cholesterol, and diabetes weakened the associations, suggesting that these factors mediate the effect of obesity on stroke.
Body weight is directly associated with various cardiovascular risk factors. As BMI increases, so do blood pressure, low-density lipoprotein (LDL, or “bad”) cholesterol, triglycerides, blood sugar, and inflammation. These changes translate into increased risk for coronary heart disease, stroke, and cardiovascular death:
Counseling. Therapy or interventions with trained mental health or other professionals can help you address emotional and behavioral issues related to eating. Therapy can help you understand why you overeat and learn healthy ways to cope with anxiety. You can also learn how to monitor your diet and activity, understand eating triggers, and cope with food cravings. Therapy can take place on both an individual and group basis. More-intensive programs — those that include 12 to 26 sessions a year — may be more helpful in achieving your weight-loss goals.
A balanced diet: Make fresh, organic foods the priority. Eliminate or greatly reduce canned or processed foods, particularly those with a high GI, such as table sugar and flour-based foods, including bread and pastry.
Numerous studies have shown that overweight people are at increased risk for several diseases. A 12-year follow-up of 336,000 men and 419,000 women by the American Cancer Society, for example, 106 shows that persons who are greater than 40 per cent overweight
Because of the weight and size of their bodies, obese people have difficulty moving, including getting up, getting down, and engaging in all types of ambulatory activities. In choosing equipment, then, obese adults typically prefer upright or recumbent stationary cycles that support their weight instead of treadmills and stair-climbing machines that do not. Therefore, for your overweight clients, try to include machine exercises that can accommodate their larger frames and that are structurally sturdy enough to support their weight (plus that of the load or weight that they are using). Avoid exercises such as the machine hip/leg press because of the challenges it presents in getting into position to perform the exercise as well as simply getting into and out of the machine.
Excess food portions. Americans are surrounded by huge food portions in restaurants, fast food outlets, gas stations, movie theaters, supermarkets, and even home. Eating large portions means too much energy IN. Over time, this will cause weight gain if it isn’t balanced with physical activity.
A spokesman for PepsiCo said two-thirds of its beverage brands in Chile also qualified as low or sugar-free and that more than 90 percent of its snack offerings were now low in both sodium and saturated fat.
Defined as an unhealthy excess of body fat, obesity increases the risk of medical illnesses and premature death. Most physicians and other medical professionals use the body mass index (BMI) scale to determine obesity, with a BMI of 30 or above classifying an individual as being obese. Some BMI scales also have the classification of morbid obesity for those who have a BMI of 40 or above.
Alzheimer’s disease and dementia are scourges of populations that enjoy a long life span. In the United States, these diseases affect more than 7.5 million people, most of them over age 65. At 65, the estimated lifetime risk for Alzheimer’s disease is 17.2 percent in women and 9.1 percent in men. (36) Body weight is a potentially modifiable risk factor for Alzheimer’s disease and dementia. A meta-analysis of 10 prospective cohort studies that included almost 42,000 subjects followed for three to 36 years demonstrated a U-shaped association between BMI and Alzheimer’s disease. Compared with being in the normal weight range, being underweight was associated with a 36 percent higher risk of Alzheimer’s disease while being obese was associated with a 42 percent higher risk. (37) The associations were stronger in studies with longer follow-up. A more recent meta-analysis demonstrated a similarly strong association between obesity and Alzheimer’s disease. (38)
Given that unintentional weight loss is a common condition among older adults and is associated with adverse outcomes, our objective was to review the evidence regarding risk factors, differential diagnosis, prognosis, investigation and treatment of unintentional weight loss in this population. In this review, we use the term “unexplained weight loss” to refer to unintentional weight loss for which there is no specific organic cause.
Usually, periodic attacks of headaches on one or both sides of the head. These may be accompanied by nausea, vomiting, increased sensitivity of the eyes to light (photophobia), increased sensitivity to sound (phonophobia), dizziness, blurred vision, cognitive disturbances, and other symptoms. Some migraines do not include headache, and migraines may or may not be preceded by an aura.
Searches of MEDLINE (and MEDLINE In-Process), EMBASE, CINAHL and AGELINE were conducted to identify relevant studies from 1980 to September 2009. Additional studies were identified from searching bibliographies of retrieved articles and by consulting a clinical expert in the area. We identified English-language articles that addressed risk factors, differential diagnosis, prognosis, investigation or treatment of unintentional weight loss among adults 65 years of age or older. Further details on the search can be found in Appendix 1, available at www.cmaj.ca/cgi/content/full/cmaj.101471/DC1. We excluded articles that specifically focused on weight loss associated with cancer or HIV infection. All types of articles were considered for inclusion except for case reports, editorials and meeting abstracts. All patients, regardless of where they lived, were included in the review. Two reviewers (S.S. and E.M.A or J.H-L) independently reviewed all identified citations to select relevant publications that met the inclusion criteria. In cases of doubt, full-text articles were retrieved for review and discussion.
Flegal KM, Kit BK, Orpana H, Graubard BI. Association of all-cause mortality with overweight and obesity using standard body mass index categories: a systematic review and meta-analysis. JAMA 2013; 309(1):71-82.
The most likely culprits for weight gain and obesity are food intake and sedentary lifestyles, though genetic factors can also play a role. Sweetened beverages (sodas and juices) and potato chips are two of the biggest contributors, along with our alarmingly-large portion sizes. Ever-increasing access to fast food and processed foods also play a major role.Sedentary lifestyles also a major cause of obesity and weight gain. And while our society has become more sedentary as a whole, seniors – already less active than other age groups –feel the impact on their waistlines even more.
49. Flessner MF, Wyatt SB, Akylbekova EL, Coady S, Fulop T, Lee F, Taylor HA, Crook E: Prevalence and awareness of CKD among African Americans: the Jackson Heart Study. Am J Kidney Dis 2009; 53: 238– 247 [PMC free article] [PubMed]
Baseline investigations include laboratory studies and imaging. Recommended laboratory tests include complete blood count, basic metabolic panel, liver function tests, thyroid function tests, C-reactive protein levels, erythrocyte sedimentation rate, glucose measurement, lactate dehydrogenase measurement, and urinalysis.1 Chest radiography and fecal occult blood testing should also be performed. Abdominal ultrasonography may be considered.1
Individuals with obesity may suffer devastating health problems, face reduced life expectancy, and experience stigma and discrimination. Obesity is a strong risk factor for type 2 diabetes, fatty liver disease, and many other disorders within the NIDDK’s mission.
Non-prescription orlistat (Alli). Orlistat inhibits fat absorption in the intestine. Until recently, this medication was only available by prescription (Xenical). The over-the-counter medicine is sold at a lower dose than Xenical. But the active ingredient is the same.
Individuals with conditions or lifestyle factors that increase their risk of developing coronary heart disease, such as high blood pressure, diabetes, cigarette smoking, high blood cholesterol, or having family members with early onset heart attacks and coronary heart disease
The percentage of children and adolescents who are overweight or obese has also increased (3). In 2011–2014, an estimated 9% of 2- to 5-year-olds, 17% of 6- to 11-year-olds, and 20% of 12- to 19-year-olds were overweight or obese. In 1988–1994, those figures were only 7%, 11%, and 10%, respectively. In 2011–2014, about 17% of U.S. youth ages 2 to 19 years old were obese. In 1988–1994, by contrast, only about 10% of 2 to 19-year old were obese (4).
Villareal DT, Chode S. Parimi N, Sinacore DR, Hilton T, Armamento-Villareal R, Napoli N, Qualls C, Shah K. Weight loss, exercise or both and physical function in obese older adults, The New England Journal of Medicine, vol. 364(13), pp. 1218-1229. March 31, 2011.
Jump up ^ Howard NJ, Taylor AW, Gill TK, Chittleborough CR (2008). “Severe obesity: Investigating the socio-demographics within the extremes of body mass index”. Obesity Research & Clinical Practice. 2 (1): I–II. doi:10.1016/j.orcp.2008.01.001. PMID 24351678.