5가지 killer workout 루틴
5가지 killer workout 루틴
복근 (4-8 sets)
- 15 regular crunches
- 15 in and outs
- 15 full length leg toe touches
- 10 each side full length side toe touches
- Side to side holds 30 seconds
- Sitting hold with leg kicks 30 second
- Sitting hold 30 seconds
- Horizontal plane hold 30 seconds
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