air pollution and cardiovascular disease ppt
How air pollution affect vascular endothelial dysfunction?
The individuals who are having cardiovascular disease or their risk factors like diabetes, smoking, and dyslipidemia are more prone for the adverse effects of air pollution as compared to healthy population. But even healthy population living in polluted environment have vascular endothelial dysfunction which may not be clinically manifesting.
Is air pollution a public health problem?
As such, SHS “pollution” represents a substantial public health burden, ranking it as one of the most important preventable causes of cardiovascular death. An association between high levels of anthropogenic air pollutants and human illnesses has been known for more than half a century.
Is air pollution a risk factor for CVDs?
Although the American Heart Association and the European Society of Cardiology formally recognize PM 2.5 as an independent risk factor for CVDs, air pollution as a modifiable risk factor is yet to be included in prevention guidelines.
How does air pollution affect heart disease?
The putative biological mechanisms linking air pollution to heart disease involve direct effects of pollutants on the cardiovascular system, blood, and lung receptors, and/or indirect effects mediated through pulmonary oxidative stress and inflammatory responses.
T Is PM2.5?
PM stands for particulate matter (also called particle pollution): the term for a mixture of solid particles and liquid droplets found in the air. Some particles, such as dust, dirt, soot, or smoke, are large or dark enough to be seen with the naked eye. Others are so small they can only be detected using an electron microscope. Particle pollution
Where and When Is Particle Pollution A Problem?
Sources of fine particle pollution include power plants, factories, automobiles, and wildfire smoke. These tiny particles can be found year-round and contribute to air quality problems in many major cities and other areas of the United States. Some particles can remain in the atmosphere for days to weeks. Consequently, particle pollution generated
Is at Increased Risk of PM2.5 Exposure?
Scientific evidence indicates that some populations may be at increased risk of PM2.5-related health effects, which may include clinical cardiovascular outcomes. These include: 1. People with underlying cardiovascular conditions (e.g., ischemic heart disease, heart failure) or who previously experienced cardiovascular events (e.g., myocardial infar
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