Kettlebell training is an excellent way to work on your cardio while developing strength at the same time. If you use the correct workouts then it is possible to avoid classic cardio like running and achieve more results but in less time. Bonus!
Here are some articles to help learn more:
- Are kettlebell workouts cardio or strength
- Guide to interval training
- Tabata training, don’t make these mistakes
- 7 best kettlebell cardio exercises
- How to perform low impact cardio
And here are some kettlebell cardio workouts: