A simple 60-second daily activity like a few sit-to-stands might support...

https://charlie-wiki.win/index.php/Can_I_Do_a_60-Second_Workout_During_Pregnancy%3F

A simple 60-second daily activity like a few sit-to-stands might support healthy ageing by keeping muscles active. It’s quick, needs no equipment, and can be done at home. Always move at a comfortable pace and use a sturdy chair to avoid slips or falls