![A dog relaxes in an oxygen capsule DOGS O2](https://pix.avax.news/avaxnews/ea/4b/00004bea_medium.jpeg)
A dog relaxes in an oxygen capsule “DOGS O2” at the Ownd Cafe on September 13, 2007 in Tokyo, Japan. The capsules come in a variety of sizes available for both dogs and cats for relaxation purposes. (Photo by Koichi Kamoshida/Getty Images)
09 Nov 2011 11:00:00,post received
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