India, Sept. 19 -- On a balmy September night in Tokyo, Noah Lyles stood tall, arms raised, flapping his four fingers across his face, having just secured his fourth straight world title in the 200 meters - a feat that places him in the rarest of company alongside Usain Bolt.

But while the numbers now read like something out of sprinting folklore - four world golds, one Olympic 100m title, countless podiums - the path Lyles took to get here is one most athletes would have surrendered long before they reached the starting blocks.

Because for Noah Lyles, the battle was never just against time. His real race was against asthma, dyslexia, ADHD, and depression.

Long before Lyles broke records, he was just a young boy in Virginia struggling ...