If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the journal Nature shows that Japanese people–but not North Americans–have what it takes to eat their sushi, and digest it, too. [Jan-Hendrik Hehemann et al, http://bit.ly/bqsLjS ] [More]
Traditional Sushi Eaters Have Specialized Gut Bacteria
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