Which would be better focusing more on getting in shape, with a close second of learning a practical self-defense: Brazilian jiu-jitsu or MMA? - Quora
![The only heart rate monitor I can roll with is Whoop. I bought a few pairs of the boxers and the monitor goes on the waist band at about 7 O'Clock position. The only heart rate monitor I can roll with is Whoop. I bought a few pairs of the boxers and the monitor goes on the waist band at about 7 O'Clock position.](https://i.redd.it/0mw3hkhqva4b1.jpg)
The only heart rate monitor I can roll with is Whoop. I bought a few pairs of the boxers and the monitor goes on the waist band at about 7 O'Clock position.
![I wore a heart rate monitor for ~ 9 weeks to see if it's true that you only need BJJ to improve your cardio. : r/bjj I wore a heart rate monitor for ~ 9 weeks to see if it's true that you only need BJJ to improve your cardio. : r/bjj](https://preview.redd.it/i-wore-a-heart-rate-monitor-for-9-weeks-to-see-if-its-true-v0-jyaxifglz4sc1.jpeg?width=1170&format=pjpg&auto=webp&s=25781e827d673eddcc8c0aa627365e0eaff42102)
I wore a heart rate monitor for ~ 9 weeks to see if it's true that you only need BJJ to improve your cardio. : r/bjj
![Best Fitness Tracker // Heart-rate monitor and Setup for BJJ, Boxing, Muay thai & Martial Arts : r/bjj Best Fitness Tracker // Heart-rate monitor and Setup for BJJ, Boxing, Muay thai & Martial Arts : r/bjj](https://preview.redd.it/best-fitness-tracker-heart-rate-monitor-and-setup-for-bjj-v0-4ux95fhlbucc1.jpg?width=4080&format=pjpg&auto=webp&s=13df1620ef6a68bf2051d7e5807dcbf579a8de04)