Does it Make Your Lungs Better? | O2 Trainer Review!
Channel: Vlad Voro
Date: 2023-06-27

As an avid listener of the Joe Rogan podcast I heard about this device. The O2 Trainer is advertised to improve cardio and respiratory performance. I personally believe this product worked very well and I hope you enjoy the video!

00:00 Intro
00:57 Before
01:30 After
02:04 Recommendations