Well Agr world m population increase kr rhi h and trees km ho rhe toh oxygen bhi km ho rha h , I want to know how many people died cause of breathing problem??
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Respiratory diseases are leading causes of death and disability in the world. About 65 million people suffer from chronic obstructive pulmonary disease (COPD) and 3 million die from it each year, making it the third leading cause of death worldwide.
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Shortness of breath can have causes that aren't due to underlying disease. Examples include exercise, altitude, tight clothing, a prolonged period of bed rest or a sedentary
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