Synopsis:
A high-profile fitness trainer collapses while shooting an infomercial. House and the team test her for exercise-induced asthma, steroid abuse or even a possible vitamin deficiency, but nothing checks out and the instructor's condition continues to worsen. The team soon finds out she had stomach reduction surgery that may be the cause of her condition but the revelation would ruin her career. Meanwhile, Thirteen starts her clinical drug trial for Huntington's disease, Kutner starts an online medical advice clinic under House's name, and Cuddy moves into House's office.