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Sunday, November 10, 2013

The Food and Drug Administration (FDA-US) proposed banning artificial trans fats in processed food ranging from cookies to frozen pizza, citing the risk of heart disease.

Partially hydrogenated oils, the primary dietary source of the fats, have been shown to raise "bad" cholesterol. Artificial trans-fat is a uniquely powerful promoter of heart disease. Although, consumption of potentially harmful artificial trans-fat has declined over the last two decades in the United States, current intake remains a significant public health concern says FDA Commissioner. The move is welcomed by public health advocates.
Use of trans-fats that are not naturally occurring have been drastically reduced over the years. According to the Grocery Manufacturers Association, food manufacturers have voluntarily lowered the amounts of trans-fats in their food products by more than 73 percent since 2005, in part by reformulating products. The FDA said the average daily intake of trans fats by Americans fell from 4.6 grams a day in 2003 to 1 gram in 2012.
If the proposal becomes final, partially hydrogenated oils would be considered food additives and would not be allowed in food unless authorized by health regulators. Hydrogenation is a chemical process that converts liquid vegetable oils into solid or semi-solid fats. Partially hydrogenated oils extend the shelf life of foods, and certain types of popcorn, fish sticks, pies, donuts and pizza depend on trans fats for their taste and texture. The ruling would not affect trans-fat that occur naturally in small amounts in certain meat and dairy products.
Companies wishing to include trans fats in their products would have to meet the safety standards applied to food additives and prove with reasonable certainty that they do not cause harm. FDA has created some loose regulations more than 50 years ago, to help companies avoid lengthy delays in getting food additives approved, the FDA created a list of products considered "generally recognized as safe" (GRAS).
The FDA's proposal is subject to a 60-day public comment period in which food companies are expected to outline how long they expect it to take them to reformulate products.
It is time that the GRAS scheme is revisited and decided purely on scientific merits (Source: Reuters, US Edition).

Sunday, June 9, 2013

Antibiotic-resistant infections

Indiscriminate use of antibiotics is creating an epidemic like situation where antibiotics available today are not able to control infections. There is urgent need to develop new antibiotics urgently. Developments of new drugs are not easy due to the stringent requirements of clinical trials for adequate testing of the drugs for their effectiveness and safety. 

Millions of people die from infections (most often acquired in hospitals) which the existing antibiotics are not able to control. Saving a patient’s life is the primary concern of doctors. Options are very few. 

The governments, worldwide are very much concerned about the situation and millions of dollars are kept aside to support drug makers in developing new medications to combat the antibiotic resistance.

Due to the anxiety to develop new drugs (which are generally toxic), regulators should not approve new drugs without the required number of trials. Government health departments should come out with protocols to use such new drugs in a well-controlled manner.  


Wednesday, June 5, 2013

World Environment Day (June 5)

Today’s Times of India quotes Mahatma Gandhi’s words: “Earth provides enough to satisfy man’s needs, but not every man’s greed”.
The news item gives details about the pollution status in a few Indian cities. The data are alarming to say the least! The major pollutant is suspended particulate matter (SPM). It has reached the critical stage, probably due to construction activities to accommodate ever-increasing population in urban areas. The carbon dioxide (CO2) concentration in the environment has breached a limit of 400 parts per million. It is one of the many Green- House Gases (GHG) emitted by industrial activities. Then, there is more GHG potent methane gas emitted by activities in agriculture. As per the UN Food and Agriculture Organisation (FAO), every year around 1.3 billion tonnes of food is wasted across the world! The ill-effects of the climate change, such as extreme climates, increase in the sea water levels, dead water bodies, depletion of forests, etc are seen  everywhere.

India launched 8 missions to counter climate change. No clear road map is available. Unless the missions are taken on war footing, nothing worthwhile is going to come out of these missions. 

Are we really awake? If we are awake then what we are doing to control global warming and to protect our environment? 

Monday, February 4, 2013

World Cancer Day - Cancer can be curbed!

As per a report appearing in the Times of India, two-thirds of the cancer cases in India can be prevented by exercising control on diet, alcohol and tobacco. It is reported that there are about 30 lakh new cases of cancer at any give time in India. Cancer accounts for about 5 lakh deaths in the country in a year, and as per the WHO report, the estimated cancer deaths in India will increase to 7 lakh by 2015. 

The experts on Tata Memorial Hospital, Mumbai say that there is a need of creating awareness amongst eople about the cancer-causing properties of alcohol, tobacco and areca nut and junk food. The combined consumption of tobacco and alcohol has synergistic effect on the cancer induction and propagation. 

Unfortunately, everything people like most can cause cancer!

Mantra should be - Prevention is better than Cure.