Background: Low back pain (LBP) is characterized as a pain localized in the lower spine, often with single or double-sided radiation to the buttocks and thighs. LBP is very common symptom that occurs in humans, and its prevalence increases with age. Epidemiological data say about 80-95% of the population who feel, felt, or will feel pain in the lower spine at least once in their life. In the World Health Organization (WHO) report on chronic pain in primary care, 22% of patients reported chronic pain. Taking to account all chronic pain cases, 48% of them concerned the spine. The correlation of the LBP symptoms with depression, smoking, overweight, triglycerides, employment, hereditary tendency are considered. Some researchers support multifactorial ground for this type of back pain, while others state that damaging of one specific structure cause back pain.
Key words: Low back pain, intervertebral disc, connective tissue
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