(youtube) Some people take aspirin or ibuprofen to treat everyday aches and pains, but how exactly do the different classes of pain relievers work? Learn about the basic physiology of how humans experience... continue reading
posted by pumkinandstorm 1 decade 1 year 10 months 2 weeks ago • 3,932 views • 4:14TED talks
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Updated: 6 years 10 months 4 weeks ago
Views: 18,547
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