The answer is True.
A migrant worker often earn's money in a host country and returns a small amount to their home country. This money then flows into the economy and can greatly benefit the home country over time.
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Hippocrates of Kos was a Greek physician who lived from about 460 B.C. to 375 B.C. At a time when most people attributed sickness to superstition and the wrath of the gods, Hippocrates taught that all forms of illness had a natural cause. He established the firstintellectual school devoted to teaching the practice of medicine. For this, he is widely known as the "father of medicine."