“Evolution has decreed we cannot live forever,” Dr. Miller said. “Nature, evolution, has decreed you’ve got to make way for the next generation.” Ruslan Medzhitov, the Yale scholar whose pioneering work illuminated the innate immune system, echoed this thought and added a point that no medicinal fix we contrive will lead us to live forever. “There is no ultimate solution. There is no free lunch. If you cure cancer, you will have more cases of neurodegenerative disease. If you cure neurodegenerative disease, a major plague will come for people who are a hundred years old. There is no ultimate
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