Misconception or not, the swine flue most likely originated from pigs, but the strain infecting people now is now strain that spreads among humans. You cannot get this virus from eating pork. However do not eat under cooked pork. Always cook well to destroy harmful bacteria and parasites like Toxoplasma gondii and Trichinella spiralis. Recommended temperature for pork is 170-175 F.
Here is one of the best explanations I found on the Internet which is worth reading.
Swine flu: Questions and Answers from GlobeandMail
This Really Has Nothing to Do With Pigs Any More; this is a human flu that has mutated from the host species. You can't get it from eating pork. Influenza viruses are not food-borne; by ANDRÉ PICARD, Tuesday's Globe and Mail, April 28, 2009 at 4:29 AM EDT
So now you know, but this news scares me a bit, Flu May Be Echo of 1918 Pandemic written by Sharon Kirkey, Canwest News Service, April 27, 2009. If you know anything about the Spanish flu from 1918 that killed millions and millions of people, this is not funny. Or other reading about this can be found here: A history of virus: Swine Flu Outbreak is No Plague Yet; Posted April 27, 2009, 2:08 PM by Shane Dingman, National Post.
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