Many of us wear deodorant every day without giving a thought to how it works. What is it actually doing to your underarms to stop the smell? And when should you apply it during the day? The answers might surprise you.
Question 1 of 10
The first commercial deodorant, Fresh, was introduced in the late 19th century.
Question 2 of 10
Body odor wasn't really a concern for people in the United States until the deodorant industry started a big marketing push in the 1920s.
Question 3 of 10
Deodorant as we know it was patented in 1957.
Question 4 of 10
The first successful deodorant was called "Fleur de Lis," and it was a sponsor of the TV show "What's My Line."
Question 5 of 10
Deodorant fights axillary body odor -- aka underarm odor.
Question 6 of 10
Deodorant combats the bacteria in your underarms that reacts with sweat to produce body odor.
Question 7 of 10
Deodorant halts odors by making your underarm skin too acidic or salty for bacteria.
Question 8 of 10
Stick deodorants make your underarms too salty; crystal deodorant makes your skin acidic.
Question 9 of 10
The whole "pH-balanced for a woman" thing is just a marketing ploy.
Question 10 of 10