how are joints prevented from hitting against each other?

Question

Hitting joints against each other could be bad for the cartilage,

so let’s say if your jumping on a trampoline, how do the spine vertebral joints prevent from hitting against each other each time you land on your feet?

Do muscles or ligaments prevent the joints pressing into each other ?

In: 4

Answer 1

The cartilage prevents it. Your joints have a thick layer of it and cartilage is *very* tough stuff. Still, overtime activities like you’re talking will wear the cartilage down and cause problems.