Increasing the efficiency of the immune system would be a problem for whom?

Question

Quizplus · Accepted Answer

People who have received transplanted organs often need immunosuppressive drugs to prevent rejection of the transplant. If their immune system becomes more efficient, it could potentially attack the transplanted organ. People with cancer and bacterial diseases would benefit from a more efficient immune system, and people with AIDS have a weakened immune system and may benefit from boosting its efficiency.

Increasing the Efficiency of the Immune System Would Be a Problem