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7. reduce the risk of, suffer health problem, respiratory diseases

e.g. This can help to improve the air quality, which can reduce the risk of suffering health problems such as respiratory diseases.

8.  authority, censor, give an exaggerated account of

e.g. Authorities should censor those news reports which give an exaggerated account of some social problems.

9. The media prefer to report violent crimes, which can help attract viewers/ audiences.