If you run, you'll only die tired

The girl was well off hitting any sort of gangly stage, her legs will still short and her belly round. Though she might squint her eyes and imagine herself with long graceful legs like her mother, hers were still stubby and awkward, but with the wind racing through her fur and the fresh scent of crushed grass under her toes as she propelled herself over the rolling knolls, did it even matter?
She dipped her head down, eyes set on the end goal ahead, taking care to lift her limbs higher to avoid stumbling on a small stone that had rolled down from the hill ahead. Her lungs were burning with each inhale of the crisp night air, and they were only half way there...