Tip - Healthy Alternatives to Chewing Gum | LIVESTRONG.COM

The early predecessor to chewing gum, spruce gum, was popular in the early 1800s and was cut from the spruce tree, according to the Wrigley's website. Today, chewing gum is sweetened and made in a variety of flavors. While chewing gum is mostly harmless, an addiction to using several packs of gum each week can lead to health problems, says Susan...