Main content

Why can standing be more tiring than walking?
Walking takes more energy than standing still, so why isn’t it more tiring? Sports scientist Dr François-Xavier Li explains.
Video by Jennifer Green.
(Image: Woman walking, Credit: Getty Images.)
Duration:
This clip is from
More clips from Why is standing more tiring than walking?
![]()
Why do we need to move our bodies?
Duration: 02:16
More clips from CrowdScience
![]()
What would happen if we fell straight through the earth?
Duration: 02:34
![]()
Why is aurora green?
Duration: 02:19
![]()
In a random universe, is anything predictable?
Duration: 01:58
![]()
How do birds survive so high up?
Duration: 02:13





