Air quality index is a measure of how polluted the air is and can impact respiratory health. When the air quality index is high, it can cause respiratory problems, especially in individuals who are already suffering from lung or heart diseases, children, and the elderly. Exposure to polluted air can lead to several respiratory problems, including: 1. Asthma: Air pollution can trigger asthma attacks in individuals who have the condition, causing coughing, wheezing, and difficulty breathing. 2. Ch

Air quality index (AQI) explained

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