Spending just 60 seconds a day on a simple activity—such as doing sit-to-stands...

https://wiki-book.win/index.php/What%E2%80%99s_a_Good_60-Second_Warm-Up_Before_a_Quick_Burst%3F

Spending just 60 seconds a day on a simple activity—such as doing sit-to-stands from a chair—might support healthier ageing. It’s a small way to keep muscles engaged, which is important as we get older