Chronic pain is defined as pain that persists for more than three to six months, or pain that has outlived its usefulness.   It can be caused by a variety of factors, including injury, illness, or underlying medical conditions. The cycle of chronic pain can be complex and can vary from person to person, but there are some common patterns that can emerge. 

Initial pain trigger: The cycle of chronic pain may typically start with a trigger that causes pain, such as an injury or medical condition. However, sometimes it can be very difficult to identify the initial trigger, or there may not even be a clear trigger!

Physical Response: In response to the pain, the body may tense up or become immobile, which can cause further pain and tension.

Emotional Response: Chronic pain can also trigger emotional responses, such as anxiety, depression, and frustration.

Negative Thoughts: These emotional responses can lead to negative thoughts and beliefs, such as a belief that the pain will never go away, or that the person is weak or defective for experiencing chronic pain.

Avoidance Behaviors: In response to the negative thoughts and emotions, a person may start to avoid activities or situations that could cause pain, which can further decrease their quality of life and limit their ability to engage in activities they enjoy.

Physical Deconditioning: Avoidance behaviors can also lead to physical deconditioning, which can exacerbate the cycle of pain and make it even more difficult to engage in activities.

Increased Pain: Over time, chronic pain can lead to increased sensitivity to pain, which can make the pain worse and further reinforce the negative cycle.

Breaking the cycle of chronic pain can be challenging, but it is possible with a combination of physical and other rehabilitative therapies, pain management techniques, and psychological interventions. It's important to work with healthcare professionals to develop a comprehensive treatment plan that addresses the physical, emotional, and cognitive aspects of chronic pain.