Chronic pain is a common public health problem that has a detrimental impact on patient
health, quality of life (QoL), and function, and poses a substantial socioeconomic burden …

Sleep disturbance influences human health. To examine sleep patterns, it is advisable to
utilize valid subjective and objective measures. Laboratory‐based polysomnography (PSG) …

Objective To describe the epidemiologic characteristics and associations with increased
health care utilization in US adults with chronic low back pain (LBP). Methods The National …

Objective. This article reviews the potential physical and psychological consequences of
chronic pain and the importance of implementing effective therapeutic strategies to mitigate …

The inflammatory-associated factors interleukin-1β (IL-1β), interleukin-6 (IL-6) and tumor
necrosis factor-α (TNF-α) are widely reported to be associated with intervertebral disc (IVD) …

Sleep disturbances are highly prevalent in chronic pain patients. Understanding their
relationship has become an important research topic since poor sleep and pain are …

Objectives Chronic low back pain (CLBP) adversely affects many quality of life components,
and is reported to impair sleep. The aim of this review was to determine the association …

Low back pain (LBP) is a common health condition that is often associated with disability,
psychological distress and work loss. Worldwide, billions of dollars are expended each year …

Objective: To determine diurnal variability of symptoms in chronic obstructive pulmonary
disease (COPD) and to assess the impact of COPD upon patients' morning activities and …

Background Chronic low back pain (CLBP) and chronic neck pain (CNP) have become a
serious medical and socioeconomic problem in recent decades. Patients suffering from …