[bbernoulli]

Saw this thing in a sappy movie that had a character with cystic fibrosis:

https://www.afflovest.com/

They make it sound fancier than just vibrations though

[ada1981]

Since I had a chest cold I also tried it on my lungs thinking it might help loosen things up. Less sure that worked (it felt nice), but I do feel much better today.