How can a back problem be related to the kidneys?
A kidney problem could cause back pain.
The cranial
Cranial osteopathy is a particular approach to osteopathic concepts. It acts on the structure and the cerebrospinal fluid surrounding the central nervous system, which has an impact on the entire body and stimulates its natural ability to heal itself.
Prevention component: how to bend over to lift a weight
Here is a demonstration of how to bend over to avoid injury when lifting weights.
Osteopathic principles
An additional explanation of osteopathic principles.