Pain usually has a strong negative affective component, which is believed to modulate pain
perception. After reviewing theories on the link between negative affect and pain …

Self-report data are ubiquitous in behavioral and medical research. Retrospective
assessment strategies are prone to recall bias and distortion. New techniques for assessing …

Background: Pain is a sensory and emotional experience that is influenced by physiologic,
sensory, affective, cognitive, socio‐cultural, and behavioral factors. Consistent with the …

OBJECTIVE: To investigate the role of disturbed sleep in the daily functioning of persons
with chronic pain. SUBJECTS AND METHODS: Participants comprised 287 patients seeking …

Background. Low back pain affects a large proportion of the population. Transcutaneous
electrical nerve stimulation (TENS) was introduced more than 30 years ago as an alternative …

Memory is a key cognitive variable in pain management. This study examined the effect of
headaches on participants' encoding of words (attention) and later memory for words. The …

Balneotherapy is an accepted therapeutic approach in Europe. However, its efficacy for
treating rheumatoid arthritis (RA) remains controversial in North America. This is a meta …

Background Continuous intrathecal drug delivery has been shown in open studies to
improve pain and quality of life in those with intractable back pain who have had spinal …

Background To investigate the effects of intravenous lignocaine infusions (IV lignocaine) in
fibromyalgia. Methods Prospective study of the adverse effects of IV lignocaine in 106 …

Clinicians use patients' recall of pain and disability relief as indicators of therapeutic
effectiveness. Recall can change over time, however, and is influenced by factors other than …