New Delhi : If you are living in areas of high pollution, you are more likely to have bone fractures from osteoporosis, according to a study.
The study was performed by researchers at Columbia University’s Mailman School of Public Health.
The researchers are the first to document high rates of hospital admissions for bone fractures in communities with elevated levels of ambient particulate matter (PM2.5), a component of air pollution, with risk of bone fracture admissions greatest in low-income communities.
Osteoporosis, the most common reason for a broken bone among the elderly, is a disease in which bones become brittle and weak as the body loses more bone mass than it can rebuild.
Typically, no symptoms are present prior to a break, which often happens spontaneously or from something as harmless as a hug. In the year after an older adult has a bone fracture, risk for death increases by as much as 20 percent, and only 40 percent of those who had fractures regain their independence.
The researchers write that particulate matter, including PM2.5, is known to cause systemic oxidative damage and inflammation, which they suggest, could accelerate bone loss and increase risk of bone fractures in older individuals. Smoking, which contains several particulate matter components, has been consistently associated with bone damage.
“Decades of careful research has documented the health risks of air pollution, from cardiovascular and respiratory diseases, to cancer, and impaired cognition, and now osteoporosis,” says Andrea Baccarelli, study’s senior author.
“Among the many benefits of clean air, our research suggests, are improved bone health and a way to prevent bone fractures.”
In two studies published earlier this year, Baccarelli, a world leader in the science of epigenetics, reported that Vitamin B can diminish the effects of air pollution-induced cardiovascular disease, as well as epigenetic damage to DNA.
It is unclear if the benefits of Vitamin B extend to bone loss. Even so, he says, the best way to prevent air-pollution-related diseases is through policies to improve air quality.
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