Ginger is a plant that's native to Southeast Asia, but it also can be found growing throughout many parts of the United States, India, China and the tropics. Its root---or rhizome---is the part of the plant that has been most used for medicinal purposes over the last 2,000 years; potent phenol compounds like gingerols and shogaols are to thank for that, according to the University of Maryland Medical Center. As a culinary spice, however, its history dates back 4,400 years.
History
Ginger root---a knotty, beige stem that grows underground---was used early on by Chinese sailors, who believed it prevented sea-sickness, according to the American Cancer Society. The ancient also Greeks ate it---wrapped in bread---during huge feasts to stave off nausea. These days, ginger root is commonly sold as a dietary supplement, and it is used as an alternative medicine to treat a number of ailments.
Medicinal Uses
According to the University of Maryland Medical Center, ginger root is used by modern-day health care professionals to prevent and treat conditions like nausea and vomiting resulting from motion sickness, pregnancy and chemotherapy treatments. It's also used as a digestive aid and also may be used to treat arthritis and other inflammatory disorders. It also may be given as a complementary treatment for heart disease and cancer.
Forms
Products containing ginger root are made from fresh or dried rhizomes, according to the University of Maryland Medical Center. Ginger root is available as a tincture, extract, oil or capsule. Fresh ginger root can be used to make tea, or it can be incorporated savory dishes, such as a stir-fry. As a spice, ginger often is found ground, minced and candied in the spice section of the supermarket; in this form, it most often is used to make baked goods. It's also the main component in ginger ale.
Possible Complications
The American Cancer Society notes ginger root, when used for medicinal reasons, has the potential for side effects, especially among those who have cancer. Problems may include prolonged bleeding as well as clotting problems---particularly among those taking blood-thinners like Coumadin. Allergic reactions, heartburn, rashes and stomach upset also are possible.
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