You Can’t Run Away from Pollution
UPDATE: But watch out for gym germs too! – You’re exercising in order to be healthy, but it can be downright dangerous to run, walk or bicycle near city streets. The exhaust and smoke can damage your health, especially since you breathe deeply while working out.
Heart specialist Ronald Crystal says that air pollution is definitely a problem for those who work out in the city. The main culprits are ozone, fine particulate matter, and carbon monoxide, which irritate the lungs and respiratory system.
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