Serious sweating in the summer, plus lots of dead, dry skin (thanks to desert conditions), makes Yuma a haven for the bacteria on the skin that causes body odor.
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No. 6: San Antonio, Texas
Forget the Alamo. Remember the deo -- deodorant, that is. The second sweatiest city on Old Spice's list is blazing-hot in the summer months, and its citizens are in the top ranks of smokers.
There's funk, like George Clinton, and there's funk, like an overcrowded New York City subway car. According to George Preti, Ph.D., of the Monell Chemical Senses Center, only one is caused by a complex cocktail of sweat, skin and bacteria. Under the right conditions -- hot, muggy weather, dry skin, stress and smoke -- this malodorous stew can thrive and create body odor, Preti says. Assessing climate history and smoking data, we ranked the smelliest regions in the U.S. See if your city made the list.