If every time we tore a muscle or every time we stretched a muscle or moved in a wrong way, cancer occurred, I mean, everybody would have cancer almost. And I hate to say that. But it seems as though
Si cada vez que nos desgarráramos un músculo o cada vez que estiráramos un músculo o nos moviéramos de forma incorrecta, ocurriera el cáncer, pues, tendría cáncer casi todo el mundo.