To be fair, I didn't actually read the article, but the headline from Yahoo! News made me laugh a little. Plus the headline is enough to spread sensationalist rumors. Who needs to read the article?!
Next week: "Licking granite countertops has been shown to cure cancer!"
Turns out you can't breathe near the countertop-that causes cancer. But licking the countertop while holding your breath will cure that same cancer.