Acute - Acute pain is simply pain that comes and goes relatively quickly in about two weeks or less. Common examples include a simple burn, an infection, a scratch etc. The healing and pain time is usually about two weeks. In a nutshell, the person gets better quickly.
Subacute - Subacute pain is really acute pain that lasts a little longerup to about three months. Common examples are a simple fractured bone, simple and temporary arthritis or joint swelling or even a prolonged infection. However, in the end the person gets better.
Chronic - Chronic pain is usually described as pain lasting more than three months. It can be inconsistentincreasing or decreasing in intensity and duration. The most important aspect of chronic pain is that it probably will not be "cured" unless the physical source of the pain is found and successfully treated. Some pain disorders cannot be completely fixed, and the person needs help from multiple medical and psychological service providers to "live with the problem."
Chronic Pain Syndrome - This is a condition that literally takes over a persons life. It should be considered when pain...