Ginger is a plant native to Asia. The ginger spice comes from the roots of the plant. It's used as a food flavouring and medicine.
Ginger contains chemicals that might reduce nausea and swelling. These chemicals seem to work in the stomach and intestines, but they might also help the brain and nervous system to control nausea.
Most dishes call for peeled fresh ginger that is then grated or minced. Some call for juice, which can be obtained by grating the ginger in a towel and then squeezing out the juice. (Bottled ginger juice can now also be purchased in some grocery stores and online.) Once cooked, ginger's flavor mellows considerably.
Here are a few recipes that highlight ginger's exceptional flavor: