does riding a bicycle everyday help a sprinters endurance and speed?

  • Thread starter Thread starter sarahgray11218
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sarahgray11218

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i'm 15 years old and i am a sprinter. i would like to know if riding your bike up and down the hill everyday helps sprinters run faster. i heard that it actually slowing myself down but keeping up with endurance. please tell me. im worried that my time may be slower than last years time
 
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