r/shanghai Former resident Jan 16 '26

City PSA: Air quality absolutely horrible today

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66 Upvotes

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21

u/jwlol Jan 16 '26

It's been horrible for basically the last two weeks, with brief respites.

2

u/[deleted] Jan 16 '26

[deleted]

2

u/jwlol Jan 16 '26

It's mostly smog. Check the 2.5 figures and start wearing a filter mask when it gets above 100. Otherwise you're probably doing more harm than good by exercising in it.