Things like a twisted ankle, a bee sting, or a skin infection will cause edema. In some cases, like an infection, this may be helpful. More fluid from your blood vessels puts more infection-fighting white blood cells in the swollen area. Edema can also come from other conditions or from when the balance of substances in your blood is off.
View our list of states to discover your stateâs massage therapist licensing requirements. States require anywhere from 500 to 1000 hours of training to sit for your licensing exam, but the national average is 560 hours of training. Some states also require you to become CPR certified.
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