Putin says organ transplants could grant immortality. Not quite.
First, back to Putin’s proposal: the idea of continually replacing aged organs to stay young. It’s a simplistic way to think about aging. After all, aging is so complicated that researchers can’t agree on what causes it, why it occurs, or even how to define it, let alone “treat” it. Having said that, there may be some merit to the idea of repairing worn-out body parts with biological or synthetic replacements. Replacement therapies—including bioengineered organs—are being developed by multiple