Brain plasticity study
Learning a new musical instrument? Thank the hormone oxytocin for helping develop and integrate synapses of new neurons into the adult brain, which provides the plasticity the brain needs to learn. Here's the story: https://neurosciencenews.com/oxytocin-adult-neurogenesis-22036/, and here's the research: http://genesdev.cshlp.org/content/early/2022/12/07/gad.349930.122.