https://www.smart-stacking.com/tags/fitness-tech/Recent content in Fitness-Tech on SmartStack: AI, Self-Hosting & Smart FinanceHugoen© 2026 SmartStackSat, 05 Sep 2026 06:00:04 +0800https://www.smart-stacking.com/posts/2026-09-05-i-built-an-app-that-makes-you-do-push-ups-against-a-random-stranger-live-and-the-camera-counts-for-both-of-you/Sat, 05 Sep 2026 06:00:04 +0800https://www.smart-stacking.com/posts/2026-09-05-i-built-an-app-that-makes-you-do-push-ups-against-a-random-stranger-live-and-the-camera-counts-for-both-of-you/A weird little app pits you against strangers in livestreamed push-up battles. Will anyone actually use this? Reddit has thoughts.