This may help to explain why polluting of the environment is linked with an increased threat of heart attacks, stroke, and worsening respiratory complications. Related StoriesWalking to work through quieter side roads may reduce risk of exposure to peaks in harmful surroundings pollutionDiagnosing traumatic brain damage through a blood check: an interview with Dr KorleyWeather and pollution affect outcomes after heart attackThe research team examined the inflammatory and blood clotting responses of individual immune cell and umbilical cord and lung cells, six and 24 hours after contact with particulate matter. The results showed that clotting elements, which thicken the blood, were enhanced in almost all the cell types.Specifically, people within their study in the very best tertile of visceral adiposity region were two-and-a-half times more likely to demonstrate poor cognitive performance than their counterparts in underneath tertile. Being obese also considerably increased the chance for poor cognitive functionality in this 10-calendar year age group, say Doo Heum Park from Konkuk University Medical Center in Hwayang-dong, Seoul, and colleagues. Our findings have important public health implications, writes the group in Age group and Ageing. The prevention of obesity, particularly central obesity, might be important for preventing cognitive decline or dementia.