They usually work with people new to English (English Second Language), so they have more work to do. Also, they are more rare, so to keep them, schools usually want to pay them with a high salary.
You can find information on managing chronic pain from a knee injury though numerous sources. There is the net, books, magazines, and better yet, talking to a physician.
One can find information about the causes of lower back pain from the following sites; Chronic pain site, WebMD, Mayo clinic, Bupa, Health guide, and NHS.
There are many options available for chronic pain treatments. Many decide to take pain killers, such as opiates to alleviate their pain. Opiates are habit forming, so it is advisable to take a look at alternative treatments such as acupuncture or water therapy.
Myofascial pain is one of a syndrom that caused by multiple trigger points. This syndrom is characterized by the chronic pain. Physical medicine and rehabilitation is necessary for this pain, so the victim can heal.
It does look like you can do that online. To find more information about getting certified as an OMRI technician online, you should check out www.omri.org.
chronic moderate pain
Web MD is a great tool to look for information on chronic bronchitis. I would start at this website and look for symptoms and treatment of chronic bronchitis.
migrains or arthuritous
Exercise. See a specialist in the area that you are having chronic pain. Over the counter pain relievers. Find the source of what is causing the pain and take all precautions to avoid making the issues worse until you are able to get the problem corrected.
The underlying biochemistry of chronic pain appears to be different from regular nociceptive pain.
The prognosis for recovery from chronic pain depends on the underlying cause.
If the knee pain is short term, putting ice on it and taking an over the counter painkiller is a good remedy. If the pain is a chronic problem, there are a few sources of information about remedies. Your doctor or physical therapist should be able to provide information about remedies. A medical website may also have some ideas.