Maggie Habashy can no longer go on a run or to a workout class, knowing that if she did, she would suffer a severe bout of anaphylaxis marked by itchy hives and swelling in her throat. Maggie Habashy can no longer go on a run or to a workout class, knowing that if she did, she would suffer a severe bout of anaphylaxis marked by itchy hives and swelling in her throat.