What is manual spinal traction?

What is manual spinal traction? 
A manual traction can be performed by a chiropractor or a certified health professional. It involves putting the patient in a state of traction. The health professional then uses their hands to perform a manual force on the joints and muscles of that joint, that will in turn increase the space between vertebrae.

Q: Is manual spinal traction safe?
A: Yes, when performed correctly by a licensed chiropractor 

Q: Does spinal traction work?
A: Yes, it is usually used for conditions such as degenerative disc disease, sciatica and herniated discs