Footage and photographs: Pexels, https://www.pexels.com/license/

cottonbro studio — https://www.pexels.com/video/a-woman-doing-push-ups-on-a-boxing-ring-4754030/
Tima Miroshnichenko — https://www.pexels.com/video/close-up-of-dumbbells-6389051/

English synthetic narration: Microsoft Ava Multilingual.
Original score, edit and explanatory graphics. Stock people do not endorse products.