We often think of pain as an annoying sensation for our body. But this is not always the case. Pain can also significantly interfere with our mental health. People with chronic pain also have depression, anxiety and sleep problems.

Research has shown that in a normal functioning brain, all regions are found in a state of balance. When one region is working, the other is silent. But in people with chronic pain, the frontal lobe of the brain, which is mostly associated with emotion, never shuts down.

In a new study, researchers have identified how long-term pain can cause other symptoms of mental illness. Hydrocodone 325mg USA can be a relaxing tonic for both body and mind.