Flutter kicks activate your hip-flexor muscles, lower-back muscles, and quads , while targeting your lower abdominal muscles more than other core workouts like sit-ups and crunches.24 Şub 2022
Flutter kicks activate your hip-flexor muscles, lower-back muscles, and quads , while targeting your lower abdominal muscles more than other core workouts like sit-ups and crunches.24 Şub 2022