"Chemotherapy can damage healthy cells? Say it isn’t so? You don’t need a degree to figure this one out. Poison kills indiscriminately– always has and always will. While damaging healthy cells, chemotherapy also triggers them to secrete a protein that sustains tumour growth and resistance to further treatment. Researchers in the United States made the “completely unexpected” finding they claimed while seeking to explain why cancer cells are so resilient inside the human body when they are easy to kill in the lab."