Mullvad is the gold standard

Late twenties as well. Unfortunately, my machine hasn’t made a difference for me yet, which has been pretty difficult. Hopefully a solution is in my future

Everyone else has good suggestions, but for me, it turned out to be sleep apnea. See if you can talk to a sleep doctor.

Check out rtings, they do really in depth reviews for headphones: https://www.rtings.com/headphones. Soundguys is also a good resource

For the weak like myself, carbon steel is also a great option!