The site may be painful for a few hours. Bees, wasps, hornets, fire ants, and yellow jackets are the worst offenders. Everyone reacts to the toxic effects of insect venom.
Some people are much more sensitive.
They may develop severe allergic reactions. Symptoms of insect bite allergy usually begin a few minutes after the sting or bite. Mildly sensitive people may have hives with intense itching and pain around the site as well as eye itching. Very sensitive people may develop severe hives and life threatening anaphylaxis. Seek help right away by calling 911.