Some of the things done in order to achieve efficiency has tangible consequences on the healthiness of the food. For instance cramming many animals in a very sm

Some of the things done in order to achieve efficiency has tangible consequences on the healthiness of the food. For instance cramming many animals in a very small space (e.g. in poultry farming) increases chances of contagious diseases developing. Industry is trying to compensate using antibiotics, but that has issues also.