A gym bunny says she is “living in fear” after discovering a rare allergy means exercise could trigger a potentially fatal reaction.

Exercise-induced urticaria (EIU) is a rare condition in which a person experiences hives triggered by exercise. It can make physical activity more difficult, but some tips can help you stay active.

I work out at least three days per week at the gym, but I also like to exercise and run outside. Although I know better than to be outdoors in a winter storm, do you have any tips for exercising ...

For the best experience, please enable JavaScript in your browser settings. Does your skin get really itchy when you run, bike or lift weights? If it does, you could ...

any thoughts you might have as to cause and remedy. -- P.H. A: Allergy to exercise is not far-fetched. Exercise triggers a quasi-allergic reaction in many people.