Hives is the name given to a common form of
allergic reaction. Hives generally take the form of a series of large angry red and swollen welts on the skin. They are often caused by direct contact with an allergenic substance (generally a plant, such as
poison ivy, but they can also be an immune response to food or some other
allergen.
A
hive is also the common name for a colony of
bees or for the shelter built for or by the bees. See
beehive.
For the rock band, see
the Hives.
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