Joints in both the skull and in the elbow move. however if you break a join in your elbow you will most likely survinve. if you break one in your skull you have a higher chance of death then you would if it had been your elbow.
Answer:
inherited,diabetes,glaucoma,cancer of the eye, and brain injury.
Well because when ur eyes are open for a while the eye gets used to it so when u close it it hurts