Back them cows and pigs were their food and they raised them for food along with farm crops. now we can just stop at any fast food place or restaurant and get processed/GMO food. some farmers still raise livestock/ domesticated animals but most people don't care to raise them anymore.
The server tells you that the dish tastes good because just because the dish tastes good does not mean it is healthy.
The answer is Aerobic exercise (such as swimming, running, climbing)
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