The present antibiotics are easier to purchase. When people are ill have to buy pills come to eat itself.
Or the animals to be made to the diet because of the need to keep. Reduce costs, thus raising environment is not good, dirty, crowded.
To prevent the animals are sick, antibiotics, animals eat, and the people did eat meat per.
Make a person get from drugs.
And to eat antibiotics into the continuous Than necessary, it makes the germs, bacteria, drug resistance can result from that, but before that return results cannot do the bacteria. Make the impact is.
1. make a disease is not damaged. The infection can spread and grow, breaking the next body.
2. need to buy drugs that are more expensive