인터벌을해야되는 이유❗️1. 체지방 감소2. 심폐지구력 향상3. 근력과 근지구력 증가4. 운동 시간절약5.시선집중❤️부상조심하십쇼 #러너 #마라톤 #헬스 #오운완 #runner

2025 0:14
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