▲ 4 r/SprintingI Went from 55 seconds to 48 in under 12 months in the 400m… and now as of 2026 I’ve ran 46.9 AMA.https://preview.redd.it/8wqsg1jcfm0h1.jpg?width=1074&format=pjpg&auto=webp&s=4ece395893f99b456cb76a721b63884604d87ed4 reddit.com u/AdCreative2069 — 3 days ago