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Is shadowboxing a good cardio workout? - Quora

Is hitting punching bag harden the muscle fibers and bones without help of protein during exercise or fasting hours? - Quora

What is a good weekly home workout routine for a 14-year-old (60 kg about 165 cm)? - Quora

Is there an optimal set of exercises for improving cardiovascular health? If yes, which ones? Please be as specific as possible? - Quora

How to reduce fat doing a shadow boxing workout regimen - Quora

What are some exercises that people who are overweight can do if they want to learn Muay Thai? - Quora

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