Need help whitening your teeth? Want to quit smoking? Trying to lose weight? There’s a chewing gum for all of that and more. New types of chewing gum are introduced all the time, but did you ever wonder how it managed to gain such a grip on consumers? Believe it or not, people have had a love affair with gum for thousands of years. From humble beginnings to hundreds of varieties, here’s a look at how chewing gum rose to become the powerhouse product it is today.