Eighteen cardio options. Pick 2-3 that fit your life.

1. Running (outdoor)
2. Treadmill running
3. Cycling outdoors
4. Stationary cycling
5. Rowing machine
6. Swimming
7. Jumping rope
8. Stair climbing
9. Hiking
10. Dancing (classes or home)
11. Boxing / shadowboxing
12. Kickboxing classes
13. Elliptical
14. HIIT intervals
15. Burpees circuits
16. Jumping jacks routines
17. Kettlebell swings (cardio-strength hybrid)
18. Walking (brisk, hills, or incline treadmill)

The best cardio is the one you'll actually do. Consistency beats calorie burn per session.