Wednesday 11 October 2017

Going Organic Benefits Everyone

Usually when we start eating organic food, it's for our own health, and often also the health of a future baby. However, adoption of an organic diet can benefit people we don't even know, such as those working in the agricultural industry.

Source: Walter Baxter (CC: 2.0)
As part of the Agricultural Health Study, researchers tested 1,234 men who worked with pesticides on farms or other environments. They all filled out extensive surveys on what pesticides they had used throughout their working lives, and how frequently. A total of 48 pesticides, including the now-illegal DDT, were included on the list. Researches also collected cheek swabs, containing old cells, from the inside of their mouths in order to analyse these for telomere length. The more often the men used pesticides, the shorter their telomeres were. Some pesticides were more strongly associated with telomere shortening than others, including DDT, alachlor (sold under names such as Crop Star), permethrin (known as Nix, among others) and toxaphene.

Telomeres are an important marker for aging, as they shorten with each division without the aid of telomerase, and if they get too small the cell can no longer replace itself and the tissue deteriorates.
Some people think that longer telomeres mean a greater cancer risk, but this is an excessively reductionistic idea, as the worst seven pesticides for telomere shortening are linked with the greatest cancer risk. For example, alachlor is linked with a higher risk of lymphatic cancer, and chlorpyrifos is linked with a greater brain cancer risk. Even children of farming families can have higher risks of developing cancer!

Increasing adoption of an organic diet may shift the availability of agricultural work to safer jobs, or change the nature of the work to something that won't poison business owners and employees. While chronic illnesses are the result of years of personal or familial exposure, it doesn't always take long to begin clearing pesticides from the body. In a small study of thirteen people, just one week of eating an at least 80% organic diet resulted in an 89% reduction in the level of urinary organophosphate pesticide metabolites. Of course, some types of pesticides and other chemicals may take longer to be cleared from the body, but this does show how rapidly things can start to improve. Overall, going organic is the right choice for the health of humanity and the world, not just the individual, but it will take a major shift for everyone to reap the full benefits.

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