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Is Immortality Worth It?

Almost everyone would welcome an extension of their healthy lifespan, and some scientists are looking at increasingly extreme ways to achieve that. But any major breakthrough in this area could have unwanted and far-reaching demographic, social, and economic implications.

CAMBRIDGE – Humans have long sought the elixir of youth, so it is not surprising that even non-scientists closely follow the latest research into aging. But is what most people consider simply a fact of life actually a “disease” that can be cured? Or is there some insurmountable limit to the lifespan of human bodies?