They should not hurt at all unless you have damaged them some way.
Outwards and upwards
If you're relatively thin, or averagely built, breathe in and your ribs will show.
No.
the name of the muscle that is attached to your ribs is called a Diaphragm,it helps your lungs to breathe.
The ribs don't do anything when you breathe it's your diaphragm that makes you breathe.
i would say the spine because its involved in the movement of many of the other bones
There's something wrong with more than one of your ribs.
The broken hull exposed the shattered ribs of the grounded ship, lying askew in the shoals. My ribs hurt!
No.
This happened to me once and it was a torn muscle that was affecting my ribs. The cause of it was trampoline jumping.
Because they have to move to let your lungs expand and compress as you breathe in and out.
rib could be out.