Comments

You can breathe up to 36,000 times a day without even thinking about it. Isn't it about time you reflected on all the hard work they do? Back to Article

When 2 worlds collide wrote:

2013-05-21 11:57:07 -0700

i have asthma

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swimmer01 wrote:

2013-01-21 13:29:11 -0800

They probably work a lot better for people that do not smoke.

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