How do I adjust the collider around the Camera (head) automatically depending on the person's height

Hi, I'm new to VR developpement and I'm still trying to figure out how the whole process work. My issue is that I have a BoxCollider which I put around the Camera (head) and at runtime, I want to make it so that the top of the BoxCollider starts at the bottom of the head and goes all the way to the ground (in my case (0,0,0) ) if you know what I mean. So the center of the BoxCollider will be the center body of the person currently playing. I know that to adjust the position vector of the...

How do I adjust the collider around the Camera (head) automatically depending on the person's height