From strength training in your 20s to yoga in your 80s: how to reach peak fitness at any age | Fitness | The Guardian

Can you hold a 60-second plank? How about tying your shoelace in mid-air? Here's how to test your fitness in every decade of life…

https://www.theguardian.com/lifeandstyle/2025/may/31/how-to-reach-peak-fitness-in-every-decade-of-life