Antibiotics are everywhere; But did you know that 80% of the antibiotics in the U.S. are used for livestocks and only 20 percent of those antibiotics are given to humans.
Source: LiveScience
That huge amount of antibiotics remain in the meat and dairy products that we consume. The danger is when many kinds of bacteria become resistant to routine antibiotics in the next generations; and that would be a huge risk for all of us.