Many people afraid to fly actually have panic disorder, which is an anxiety disorder characterized by unexpected and repeated episodes of intense fear accompanied by physical symptoms.

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However, if you are concerned your children's fevers are overly frequent or are accompanied by other symptoms, please be sure to consult your pediatrician, who may recommend a physical examination, lab tests or other studies.

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The symptoms are severe abdominal pain that is sometimes accompanied by nausea and vomiting.

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The main symptoms are severe coughing fits which, in babies and children, are accompanied by the characteristic "whoop" sound as the child gasps for breath after coughing.

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The symptoms generally start on the chest, neck and face, and can be accompanied by headache, nausea or difficulty concentrating.

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