The Emergency Medical Technician (EMT) credential has the following other requirements: 1  Candidates must be 18 years of age or older. 2  Candidate must have a current CPR-BLS for Healthcare Providers or equivalent credential.
Swelling in the extremities is often caused by idiopathic edema or excess salt consumption. Swollen hands and feet are commonly caused by idiopathic edema, which is usually not serious. Swollen hands may be a sign of heart disease. Prolonged periods of physical inactivity may cause swollen hands and feet. Reducing salt consumption, for example, eliminating salty snacks can aleviate swelling.
As you continue to exercise, your muscles generate heat that makes your system push blood to the vessels closest to the surface of your body, to dissipate heat. This response triggers perspiration and may also contribute to hand swelling.