Spending just 60 seconds a day on simple moves like sit-to-stands could help...

https://lima-wiki.win/index.php/Is_a_60-Second_Plank_a_Good_Daily_Habit%3F

Spending just 60 seconds a day on simple moves like sit-to-stands could help maintain muscle strength as you age. This brief activity fits easily into your routine and may support mobility over time