Edema occurs when fluid is trapped underneath the skin in the tissue. Swelling is always a sign of edema. However, the other symptoms depend on the location of the inflammation. Diagnosing and treating the underlying cause of edema is essential. Although it is common to experience swelling from excessive fluids on your hands, arms, legs, ankles, and feet, it can also happen on your throat or tongue because of a food allergy.

 
A mosquito bite is enough to cause edema; however, that minor ailment does not cause other symptoms and will go away on its own. An allergic reaction to a bee sting, for example, will create a completely different set of edema symptoms and treatment options. Keep reading to learn more about the different types of edema, its signs, and possible treatments.

1. Swollen, Puffy, or Stretched Skin

If you notice a swelling within the tissue under your skin, you have edema. It often occurs in the legs and arms. The puffiness or swelling can be a result of multiple things from injury to allergies. Nevertheless, this is the most common and obvious symptom of edema. Another skin symptom associated with edema is the presence of stretched or shiny skin. You should contact your doctor if you experience any of these skin ailments.
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