GoKawiilScientists remain divided over whether adult human brains generate new neurons
Researchers continue to debate whether the human brain produces new neurons throughout adulthood, challenging the long-held view that people are born with all the neurons they will ever have. Neuroscientists including Arturo Alvarez-Buylla, Hongjun Song and Gerd Kempermann have produced conflicting findings over decades, with current detection methods relying on indirect genetic markers rather than direct proof.
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If confirmed, lifelong neurogenesis could suggest the brain retains some capacity for self-repair, which researchers say could inform treatment approaches for neurodegenerative diseases and depression. The unresolved methodological disputes mean any therapeutic applications remain speculative until scientists agree on reliable ways to detect new neuron formation in humans.
- The debate over adult human neurogenesis has persisted for decades without resolution.
- Top researchers on both sides of the argument are using credible scientific methods, complicating consensus.
- Current evidence relies on indirect genetic markers rather than direct observation of new neurons.
Source: nature.com — Lenharo, 2026-10-07
Published there as: “Can your brain grow new neurons? How researchers are solving a century-old puzzle”
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