Long-term exposure to air pollution raises the risk of depression, according to a pair of new studies published in the JAMA network of scientific journals.
"Socioeconomically disadvantaged individuals were observed to be at a much higher risk of late-life depression in this study," they."They are simultaneously exposed to both social stress and poor environmental conditions, including air pollution."
For the study, the researchers mapped pollution levels and compared them to the addresses of the Medicare patients. The pollutants to which they were exposed were fine particulate matter such as dust or smoke, nitrogen dioxide, which stems mainly from traffic emissions, andThe researchers said the elderly may be particularly susceptible to pollution-linked depression because of their pulmonary and neural vulnerability.
"Although depression is less prevalent among older adults as compared with the younger population, there can be serious consequences, such as cognitive impairment, comorbid physical illness, and death," they
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