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Asthma

Asthma is a disease in which inflammation of the airways restricts airflow in and out of the lungs. The word asthma comes from the Greek word for "panting." The panting and wheezing sound characteristic of asthma occur because of the restricted flow of air. Normally, when you breathe in an irritant or are subjected to a stressor such as exercise, your airways relax and open, allowing...

Headache: Nonvascular

Headache without vascular cause. The most commonly diagnosed condition in the United States with 70% of these caused by muscle tension. Causes include suboccipital muscle spasms from injury (whiplash), postural strain (caused, for example, by a computer screen angled incorrectly), pillow too large that forces flexion of the neck during rest. Usually gradual onset, but tends to persist in cyclical...

Facet Syndrome

Facet syndrome is used to describe chronic or acute inflammation of the articular facet joints which guide vertebral motion. These joints are lined by cartilage and surrounded by capsular ligaments which are richly innervated by pain fibers. These joints are inflamed by trauma (as in flexion/extension injuries; "whiplash") or in overloading injuries such as lifting a heavy load and...

Low Back Pain

Pain felt either in the lumbar, lumbosacral, or sacroiliac areas. Most low back pain is from degenerative joint disease in the lumbosacral region, poor posture, the beer belly, constipation, and stress-induced myospasms of the lumbosacral region. Low back pain is commonly associated with sciatica. The prognosis depends on the cause. Generally, the condition is benign and the prognosis is...