Causes of Hives
Being allergic to medications, nuts, eggs, berries, insect bites, jelly fish, can release the batch of hives. If you are exposed to animal dander it may also cause an allergic reaction. Wearing tight clothes and jewelry which does not suit you can also be another reason for hives.
Being affected by hives through hereditary is a very rare case and most of the times unknown.
Exposure to extreme weather
If you are being exposed to extreme temperatures you may suffer from this condition. Presence in extreme heat and extreme cold can create such problems.
Hives may start developing once you come in contact with sweat or water.