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Showing posts with label carbohydrates. Show all posts
Showing posts with label carbohydrates. Show all posts

Thursday, May 26, 2016

Not shunning fat and still keeping good health-Another obesity control theory

Food and nutrition sciences seem to be turning upside down if a latest report by a charitable trust in the UK is to be believed! In essence the "scientists" in the trust are saying the eating more fat is the solution to overcome obesity epidemic that is ravaging wealthy nations in the world! It is not that the main stream health experts are sitting quite without challenging this new theory which does not appear to be based on any great scientific study and they have cautioned consumers not to "trust" this Trust for changing their food habits. Here is a take on this report and readers can come to their own conclusions regarding the credibility of the claims made. 

Thirty years of official health advice urging people to adopt low-fat diets and to lower their cholesterol is having "disastrous health consequences," a leading obesity charity warned yesterday. "Eating fat does not make you fat," argues a new report by the National Obesity Forum (NOF) and the Public Health Collaboration, as they demanded a major overhaul of official dietary guidelines. Promoting low-fat foods is perhaps the biggest mistake in modern medical history according to Dr Aseem Malhotra, consultant cardiologist. The report says the low-fat and low-cholesterol message, which has been official policy in the UK since 1983, was based on "flawed science" and had resulted in an increased consumption of junk food and carbohydrates. The document also accuses major public health bodies of colluding with the food industry, said the misplaced focus meant Britain was failing to address an obesity crisis which is costing the NHS £6 billion a year. The authors call for a return to "whole foods" such as meat, fish and dairy, as well as high-fat healthy foods like avocados. The report, which has provoked a broad backlash among the scientific community, also argues that saturated fat does not cause heart disease while full fat dairy products such as milk, yoghurt and cheese, can actually protect the heart. Professor David Haslam, NOF chairman, said: "As a clinician treating patients all day every day, I quickly realised that guidelines from on high suggesting high carbohydrate, low-fat diets were the universal panacea, where deeply flawed."Current efforts have failed, the proof being that obesity levels are higher than they have ever been, and show no chance of reducing despite the best efforts of government and scientists." Processed foods labelled "low-fat", "lite", "low cholesterol" should be avoided at all costs and people with Type 2 diabetes should eat a fat-rich diet rather than one based on carbohydrates, the report urges. Dr Aseem Malhotra, consultant cardiologist and member of the Public Health Collaboration, a group of medics, said dietary guidelines promoting low-fat foods "is perhaps the biggest mistake in modern medical history, resulting in devastating consequences for public health". "Sadly this unhelpful advice continues to be perpetuated," he said. Eat fat to get slim. Don't fear fat; fat is your friend says Dr Aseem Malhotra. The current Eatwell guide from Public Health England is in my view more like a metabolic timebomb than a dietary pattern conducive for good health." Dr Malhotra also suggested the scientific integrity of the PHE advice had been compromised by commercial interests. "We must urgently change the message to the public to reverse obesity and Type 2 diabetes," he added. "Eat fat to get slim," he concludes. "Don't fear fat; fat is your friend." Snacking between meals is one of the main causes of the current obesity crisis, the report argues, while added sugar should be avoided because it has "no nutritional value whatsoever".Snacking will make you fat, the report warns. Calorie counting is also a damaging red herring when it comes to controlling obesity, said the NOF report, as calories from different foods have "entirely different metabolic effects on the human body, rendering that definition useless". Similarly, "you cannot outrun a bad diet" the authors state, citing the "incorrect" assumption among the public that the solution to obesity is to burn more calories than are consumed. Our populations for almost 40 years have been subjected to an uncontrolled global experiment that has gone drastically wrong Prof Iain Broom. "Obesity is a hormonal disorder leading to abnormal energy partitioning which cannot be solely fixed by increasing exercise," the report says. Responding to the NOF document, Professor Iain Broom, from Robert Gordon University, said: "The continuation of a food policy recommending high carbohydrate, low fat, low calorie intakes as healthy eating is fatally flawed. "Our populations for almost 40 years have been subjected to an uncontrolled global experiment that has gone drastically wrong."
However, scientists from a range of fields have criticised the report and questioned its evidential basis. Dr Mike Knapton, Associate Medical Director at the British Heart Foundation (BHF), said the NOF findings were "full of ideas and opinion" but could not be counted as a comprehensive review of the evidence. The report's main headline – simply to eat more fat – is highly contentious and could have adverse public health consequences says Dr Mike Knapton. "This country's obesity epidemic is not caused by poor dietary guidelines; it is that we are not meeting them," he said. Professor Naveed Sattar, Professor of Metabolic Medicine at Glasgow University, said: "The report's main headline – simply to eat more fat – is highly contentious and could have adverse public health consequences."

It is true that all the actions and programs taken by the countries suffering from obesity have not brought any positive results so far and on the contrary the obesity population is surging at an unprecedented rate. Whether it is low carbohydrate diet or massive promotion of low fat food products, there is no dent in the galloping growth of overweight people. Naturally this has given opportunity to some "queer" people to try to swim against the tide and gain some popularity and attention. But the damage such unproven claims on the health of the people is forgotten by them while propagating such outlandish claims. It is understandable that those practicing low fat diets have to depend on carbohydrates for bulk of their energy needs and white sugar and HFCS provide the same. There are scientific evidence to show that too much carbohydrates in the diet can be a worrisome factor that can precipitate metabolic syndrome disease and other disorders. The lesson that is to be learned is that there is no sure recipe or quick fix for maintaining healthy weight and following a balanced diet giving importance to fat, proteins and carbohydrates derived through natural diet ingredients combined with regular physical activity is the best approach for good health

V.H.POTTY
http://vhpotty.blogspot.com
http://foodtechupdates.blogspot.com

Sunday, January 24, 2016

Is exercise irrelevant for good health? Some seem to think quality of food is more important!

We are being bombarded day in and day out about the crucial importance of physical exercise in maintaining a good health. Of course mention about a "bad" diet invariably is obscured, probably because there are powerful vested interests and influential lobbyists who always get the ears of the policy makers and even biased scientists. It is still fresh in our memories what the CEO of a giant multinational beverages (soda) company said when the industry was criticised for marketing zero calorie products like soft drinks containing only sugar and her argument was that those who take high calorie foods are at the risk of contracting obesity because of their sedentary way of life. Though exercise is important for toning up the body, more crucial is a balanced diet which only can ensure healthy life. What does one understand by a healthy diet? Simply put take more of fruits, vegetables, whole grains, pulses and white meat and fish and avoid imbalanced foods and drinks like white flour based products, sugar dominated beverages, excessive fried foods etc. The issue is amply clarified by a respected journal emanating from the UK and read it carefully to appreciate this line of argument.

"An editorial published Wednesday by the British Journal of Sports Medicine argues diets high in sugars and carbohydrates are largely to blame for the obesity crisis, and do more harm than inactivity, alcohol and smoking combined. "Let us bust the myth of physical inactivity and obesity. You cannot outrun a bad diet," the editorial concludes. Published in the British Journal of Sports Medicine, the editorial accuses the food industry of persuading people that inactivity, rather than poor diet, is the primary cause of obesity and related illnesses such as diabetes. "The public health messaging around diet and exercise, and their relationship to the epidemics of type 2 diabetes and obesity, has been corrupted by vested interests. Celebrity endorsements of sugary drinks, and the association of junk food and sport, must end," the editorial states. The editorial also takes issue with the idea that all calories are equal — that 150 calories from sugar or carbohydrates equal the same number of calories from fat or protein. It states sugar calories promote fat storage and hunger, while fat calories cause fullness. It takes a similarly dim view of other carbohydrates, stating that restricting carbohydrates should be the first step in managing diabetes, and that even athletes don't benefit from loading up on carbohydrates."

Can we blame the food industry for the faultline that is becoming increasingly becoming clear day by day when people run after foods that stimulate their taste buds rather than their instinct for survival by moderating their consumption? Industry cannot be expected to be working for charity as they have a responsibility to their shareholders to bring in attractive returns for capital invested. With our knowledge about healthiness of foods, it is easy for the industry to come up with recipes and formulations which can ensure sound health. But the million dollar question that begs for an answer is whether people will patronize such products if they do not tinkle their taste buds providing excitement to the pleasure centers in the brain? Industry can change its course only if there is a universal consensus among its members regarding what products they should not make based on sound health considerations. Or there must be mandatory controls for restricting certain foods proven to be unhealthy by the government regulators which is unlikely because of legal considerations. Most ideally it would be the will power of the consumers to shun products considered unhealthy thus putting pressure on the industry to change their product portfolio with increasing health improving potential. The warning that exercise is not a panacea for good health but quality of diet has much more to do with good health is timely indeed.   .

V.H.POTTY
http://vhpotty.blogspot.com
http://foodtechupdates.blogspot.com

Saturday, June 16, 2012

THE NEW CALORIES ASSISTANT-A READY RECKONER MOBILE APP!

These are the days of mobile telephony and with each passing day hundreds of apps are emerging for different users of mobile phones.  The communication distances are shrinking at a rate unprecedented in human history. It was not long ago consumers were excited about the inter phase potential of mobile phones with super market shelves to glean out information about every product on the isles. Traceability is another important issue and the world is moving towards a regime where the consumer can trace out the origin of the product and its ingredients, offering a choice that may be useful to those swearing by local foods and their advantages. To add to these existing apps, here comes another one considered very relevant to those consumers desperately trying to cut down on consumption of carbohydrates in their daily diets. According to medical community this app helps the doctors to educate and control food intake by their patients who are on a diet regime recommended for weight reduction or for control of diabetes. Here is a take on this new development.    

"One of the many uses of mobile technology is its unique ability to capture, store and access data whenever and wherever. For diabetics and those trying to lose weight, one of the best ways to manage this is using a calorie counter to track food intake. As physicians, we often times assume patients have a basic understanding of foods that are carb rich and those that are not.  Educating patients on carbs takes time, and even then, it's clear patients can't remember exactly what we tell them during our visit — completely understandable.  There are great apps in the Health section of the App Store that help reinforce this type of teaching and learning, and we'll be covering them over the next few weeks at iMedicalApps. We're start with Low Carb Diet Assistance.  Low Carb Diet Assistant is a carb counter with easy-to-use features and a large database of foods, including restaurant menu items. One of the key absent features is the lack of a barcode scanner for obtaining nutritional information from bar codes. Despite this the app tracks weight, water intake, BMI, and contains a limited exercise logging capacity".

Though the app seems to be a novel means for dietary control, how it can count the calories in various foods is not clear. Of course by keying in data for carbohydrates in hundreds of standard foods it may be possible to find out the calories contributed by it in the food that is consumed but it may be a dud when it comes to many foods on which data have not been keyed in. Probably in a country like the US where most food products and restaurant preparations are well standardized this app may be of some help. What is not clear is why the calorie count is restricted to only carbohydrates and with a little more data logging it could have been extended to fats also, considered the biggest culprit in weight gain and health disorders.  Diabetes management may be easier as carbohydrates, especially starchy components in the diet, contribute most of the calories and glucose, detrimental in diabetes control regime. Probably one can understand the limitations of handheld devices, especially when they are connected to internet, to store vast volumes of information. It may be a question of time before better and more efficient apps are developed in future, useful to all sections of consumers watching the quality of the foods they consume every day.

V.H.POTTY
http://vhpotty.blogspot.com/
http://foodtechupdates.blogspot.com