Embedded cushioning
On a running track you don’t need surpreme cushioning on your shoes, this feature comes for free when running on a track. The surface is made out of material that is flexible and boundy and running with shoe that has lots of cushioning will actually slow you down instead of bringing you forwards.
Your feet can handle it
And don’t be scared that your the impact running on a track will be too much for your tendons or muscles. Due the short time you run usually on a track, the risk is rather low that you’ll feel pain or to much pressure.