Asthma is a chronic inflammatory disease of the airways of the lungs, which is characterized by increased sensitivity of the airways to a variety of triggers. It is generally an episodic disease, i.e., acute attacks followed by symptoms free periods. Though most attacks are generally ...

• Word Count: 621
• Approx Pages: 2
• Grade Level: Undergraduate

"I'm going out for a breath of fresh air" seems to be a phrase we often hear throughout our lives. Unfortunately, in today's world, that "fresh air" isn't exactly fresh. As a result of increasing traffic, city size, economic development, and industrialization, we have more air pollution problems tha...

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• Approx Pages: 3