Is there a scientific consensus on meditation? Is there a scientific consensus on meditation? I've seen it said that different parts of the brain are activated during meditation. Is that true for all experienced meditators, all forms of meditation, etc.?

It has to do something, was originally my take on Buddhism -- at the time merely because it has historically thrived: it being pretty obvious that whatever it did was a 'good' thing.
If you are still interested, you can check this:

https://www.reddit.com/r/Meditation/comments/9dx45g/can_we_please_have_a_pinned_thread_with_all_the/e5qcic6/

It's a comment with about 15 benefits of meditation with links to scientific articles that state them as far as I understand.