fly先生的英语

Taking a long deep breath is good for our bodies and minds.It supplies necessary oxygen to our blood and can help to create emotional clam. However , clam and oxygen are not the only things the deep breath brings. In many parts of the world, the deep breath also brings pollutants into our bodies. For many  people around the world, breathing polluted air has become the new normal. On its website the World Heath organization warns that 91% percent of the world's population lives in places where air quality exceeds WHO guideline limits.

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1# ellyxia