Updated: May 7, 2021
Some times we do not have soft surface to walk or run. It is always better to workout on soft surfaces. In case you don't have any option for that the you have to follow some tips to avoid the adverse effect. First we will point some adverse effect of the running or walking on the hard surface.
Adverse effect of walking/running on hard surface:
Achilles tendon pain & achilles tendonitis
Low back pain
Collapse of arch of foot
Excessive pronation with heel and arch pain
Posterior tibial tendonitis etc