Causes and effects of obesity overview obesity according to birmingham and treasure means there is an excess of adipose tissue fat in the body 195. The most commonly used modification, established categorizes obesity into three who, 2000. Dec 15, 2016 childhood obesity is a complex health issue. Butcher summary the increase in childhood obesity over the past several decades, together with the associated health problems and costs, is raising grave concern among health care professionals, policy experts, childrens advocates, and parents. Obesity all of us love to have a wellbuilt bodies, or at least not to be obese, and we have the right to think like that, because obesity is not just a cosmetic concern, its also a risk for some health problems, such as heart disease, diabetes and the high blood pressure and others.
Obesity is associated with significant increases in morbidity especially type 2 diabetes and the risk of premature mortality especially from cardiovascular disease. In canada, about 40% to 60% of adults have a weight problem. Reductions in body weight of even 510% are associated with a significant reduction in the risk factors for chronic disease. The energy value of food is measured in units called calories. The causes of excess weight gain in young people are similar to those in adults, including factors such as a persons behavior and genetics. The cause and effect of obesity is that there is an extremely high cost for the changes in our lifestyles over the past 50 years. Chapter 20 causes and consequences of obesity kaushik bose, mithu bhadra and ashish mukhopadhyay introduction the prevalence of obesity is increasing globally, with nearly half a billion of the worlds population now considered to be overweight or obese rossner, 2002. Right now the american cancer society considers obesity to be the second largest cause of preventable cancer,after cigarette smoking.
Diet, nutrition and the prevention of excess weight gain and. As previously mentioned, obesity is associated with a wide range of physical, mental, and emotional issues. These include type 2 diabetes, high blood pressure, sleep apnea, and many more. Cause and effect of obesity, a look at facts about obesity. Obesity, excessive accumulation of body fat, usually caused by the consumption of more calories than the body can use. As in an example in the article, the health risk of obesity stated thirteen percent of adults aged eighteen and older are obese and 42 million children under the age of five were obese in 20 due to the lack of nutrient and exercise. This is a risk factor for childhood and adult obesity cole 2007. To clarify the effects of weight gain on cancer risk, researchers in 2007 conducted an analysis of many studies reported in medical journals that describe 282,7 cases of cancer. Obesity also causes blood pressure to rise, and because of the high blood pressure it causes the heart to over work, and weakens the heart muscle. Obesity can also be linked an increased risk for developing some cancers. Reviewed by experts assembled by the american council on science and health. Though clear causeeffect relationships have not been established in all cases, a preponderance of evidence suggests that obese individuals are at increased risk for some or all of the following.
A lower metabolic rate makes it easier to gain weight, because you dont burn calories as fast. Of even greater concern is the increase in overweight and obesity among children, adolescents, and young adults. Obesity is becoming a global epidemic, 1,2 and in the past 10 years in the united states, dramatic increases in obesity have occurred in both children and adults. There are many reasons why some people have difficulty avoiding obesity. More than onethird of american adults and close to one. Your body signals, such as your appetite and feeling hungry or full. Typically, men store fat in the belly abdomen while. It occurs when a child is well above the normal or healthy weight for his or her age and height. There has been a rapid increase in obesity where the prevalence among urban men with high incomes is about 10%, but still only 1% in rural areas. An exploration of the causes and effects of obesity obesity is excess body fat.
Cause and effects of obesity essay example 927 words cram. In the united states, over 65% of the adult population is overweight. Coronary heart disease is usually caused by a buildup of fatty deposits on the walls of the arteries around the heart. Obesity is a state of excessive body weight associated with adverse health risks such as diabetes, hypertension, hyperlipidemia and coronary artery disease.
Feb 03, 2012 childhood obesity has become major health concern for physicians, parents, and health agencies around the world. Our nations overall increase in obesity also is influenced. Additional contributing factors in our society include the. One of the disease that is normally caused by obesity is coronary heart disease. Within ten years, obesity might exceed smoking as an avoidable cause of cancer. The cause of obesity is well recognised to be multifactorial, encompassing genetics, nutrition, and physical activity. Obesity is a leading cause of preventable illness and death in north america. Obesity results from a combination of causes and contributing factors, including individual factors such as behavior and genetics.
The impact of obesity on your body and health asmbs. The key causes are increased consumption of energydense foods high in saturated fats and. Childhood obesity is associated with an increased risk for other diseases not only during youth but also later in life, including diabetes, arterial hypertension, coronary artery disease, and fatty liver disease. Like any other problem, obesity has its causes and effects.
The causes and effects of obesity 686 words 3 pages. Obesity cause and effects childhood obesity has been a huge issue in america for many years, but over the last 30 years childhood obesity has doubled and quadrupled becoming a more serious problem and making adults open their eyes. Today, hardly a day goes without the mention of an obesity related issue in the news. Despite having a potential benefit, obesity is widely seen as a health risk which brings more harm than positive effects.
Brazil is an example of a country with welldocumented changes in obesity prevalence as it undergoes rapid nutrition transition. Obesity and its health effects project coordinator. Overweight, if moderate, is not necessarily obesity, particularly in muscular or largeboned individuals. Childhood obesity can profoundly affect childrens physical health. It is widely accepted that increase in obesity results from an imbalance between energy intake and expenditure, with an increase in positive energy balance being closely associated with the lifestyle adopted and the dietary intake preferences. The causes of obesity and the health effects of obesity. Eating more calories than you burn in daily activity and exercise on a longterm basis causes obesity.
In recent years, the number of overweight people in industrialized countries has increased significantly, so much so that the world health organization who has called obesity an epidemic. It is a medical problem that increases your risk of other diseases and health problems, such as heart disease, diabetes, high blood pressure and certain cancers. It is usually defined by body mass index bmi which is individuals weight kg divided by their squares of height m jebb, 2004. The excess calories are then stored as fat, or adipose tissue. An emerging body of research suggests there may be common biological mechanisms underlying a cluster of adverse health effects obesity, hypertension, altered lipid levels, and. The researchers wanted to see if weight gain had an effect on the risk for certain cancer types. In 2010 schools started to make a difference in the school nutrition after michelle obamas hhfka. If you consume high amounts of energy, particularly fat and sugars, but do not burn off the energy through exercise and physical activity, much of the surplus energy will be stored by the body as fat.
People with severe obesity are more likely to have other diseases. A cause for obesity can be early infant weight gain. We say one is obese when his body fat is accumulated abnormally within the body usually, 20% or more over an individuals ideal body weight. Obesity and overweight pose a major risk for chronic diseases, including type 2 diabetes, cardiovascular disease,hypertension and stroke,and certain forms of cancer. Very lowcalorie diets will lower your metabolic rate. People are at higher risk for getting serious diseases like type 2 diabetes, heart disease, and cancer. Smoking while pregnant reduces the birth weight of an infant but it increases post natal weight gain which is a cause of obesity. Any attempt to link obesity to a single cause or a particular. On the other hand, there are supporting evidence that excessive sugar intake by soft drink, increased portion size, and steady decline in physical activity have been playing major roles in the rising rates of obesity all around the world.
Over time, these extra calories add up and cause you to gain weight. This causes the blood vessels to harden, which creates a greater chance of getting a blood clot increase, which makes it more likely to have a stroke or heart attack. The pandemic of obesity is so great that it has even spawned a new word. In conclusion, higher rate of obesity is primarily due to greater availability of fat food and factors that prevent people from taking physical exercises. The causes and effects of obesity essay 90 words bartleby. Behaviors can include dietary patterns, physical activity, inactivity, medication use, and other exposures. Feb 07, 2017 in conclusion, higher rate of obesity is primarily due to greater availability of fat food and factors that prevent people from taking physical exercises. Obesity is a complex disease involving an excessive amount of body fat. If a balance is maintained between these two, then an individual can maintain appropriate body weight. Obesity has significant effects for health and it is linked to a wide range of diseases. Combined with obesity, these diseases may lead people to have a lower quality of health. At the same time, bmi was classified into four conditions. Jun 16, 2001 as a former scientist with the us national institute of environmental health sciences, the national center for toxicological research, and the food and drug administration, i am interested in obesity and its causes.
Obesity is generally caused by eating too much and moving too little. Causes and effects an individuals weight is determined by the balance of calorie intake as well as the amount of physical activities in which he she participates. Jun 04, 2015 while lifestyle interventions, bariatric surgery and pharmacotherapy are being offered as ways to treat and manage obese patients, translational and clinical researchers are also trying to dissect the mechanisms behind the causes and effects of obesity. Taking medication as an option for the treatment of obesity should be the ultimate therapeutic tool because it is associated with many side effects.
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