Only being able to concentrate while sedentary is a habit not a rule of nature. Like many people throughout time I do much of my best thinking while walking or

Only being able to concentrate while sedentary is a habit not a rule of nature. Like many people throughout time I do much of my best thinking while walking or exercising. To the point that to crack a hard problem is often easiest if I get up and go for a stroll. This is even easier given that there is seldom only one problem to crack. The combination of switching tasks and moving about, getting the blood pumping, seeing new things, and breaking pattern is an incredibly reliable way to generate good ideas, solutions and approaches.