Wednesday, 22 April 2015

Health status

Do you know your Body Mass Index (BMI)? Are you underweight, normal, overweight or obese? Don't be at risk of hypertension, type 2 diabetes, coronary heart disease, high total cholesterol and stroke. Obesity is not an option for you.
Obesity is an excessive or abnormal fat accumulation that present a risk to health. Risk associated with non-communicable diseases like hypertension, coronary heart disease etc.
At an individual level, obesity is as a result of the combination of excessive food energy intake (such as increased consumption of sweetened drinks and consumption of fast foods) and lack of physical activity (physical activity has an effect on how your hormones work and hormones have an effect on how your body deals with food).
Other causes include pregnancy, genetics, lack of sleep (Sleep deprivation may lead to obesity through increased appetite as a result of hormonal changes. Lack of sleep result in your body producing less leptin, hormone that suppress appetite) and medication (clinically significant weight gain is associated with some commonly prescribed medicines like dexamethasone, alternative therapy should be selected where possible).
However, poorly balanced diets and lack of physical exercise are key factors in the increase of obesity.
It is very important to realise that a small drop in weight is a good start and a great achievement. The longer a person is overweight, the harder it becomes for them to lose weight. Successful and permanent weight loss is best achieved as a result of changing how and when you eat, increased physical activity and modifying your behaviour. Some patients may be prescribed medication while others might undergo weight loss surgery.
Treatment methods include;
Dietary changes- reducing calories and eating healthier are vital to overcoming obesity. Consume more fruits, vegetables, whole grains, lean source of protein (beans and soy) and lean meat. Limit salt and added sugar. Take small amount of fat from heart-healthy sources such as canola and olive oils.
Trying to lose weight quickly by crash-dieting carries risk of vitamins deficiencies, developing health problems and chances of failure significantly higher.
Physical activity- the more you move your body, the more calories you burn. Walking briskly is a good way to start increasing your physical activity if you are obese. Try to find activity which can fit into your daily routine.
Prescription medications- this should be considered only as a last resort. Prescription drugs may become an option if the patient finds it hard to shed the pounds or if obesity has reached such a point as to significantly undermine health. Bear in mind that as soon as you stop taking these drugs the overweight problem generally comes back, they have to be taken indefinitely.
Orlistat (xenical) is an approved drug by Food and Drugs Administration (FDA) for long term use in adults and children over 12 years. This drug blocks the digestion and absorption of fat in your stomach and intestine. Unabsorbed fat is eliminated in the stool. Average weight loss with orlistat is about (2-4kg) more than you can get from diet and exercise after 2 years of taking the medication. Side effects of the drug includes oily and frequent bowel movements, gas and bowel urgency but the side effects can be minimized as you reduce fat in your diet. Because orlistat blocks  absorption of some nutrients ,take a multivitamin while taking orlistat to prevent nutritional deficiencies.
Know your health status. Be healthy!!!

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