The enduring bond between chronic back pain and sleep disturbance: not a love story

Intuitively, one expects that pain, whether acute or chronic, will affect sleep quality. However, the relationship between pain and sleep is not fully understood. Pain has been widely reported to be associated with various measures indicative of sleep disturbance including reduced sleep efficacy, reduced total sleep time, delayed sleep onset, … [Read more...]

Sleep, pain and exercise

Sleep is an essential biological phenomenon, and sleep deprivation causes various physiologic and behavioral changes in the body. It has been shown that total sleep deprivation (Shuch-Hofer et al., 2013) or sleep deprivation of a specific stage of sleep (Roehrs et a., 2006; Azevedo et al., 2011) cause hyperalgesia (exaggerated sensitivity to pain). … [Read more...]

The role of sleep impairments on pain severity in adults with sickle cell disease

Sleep is a complex process and impairments can occur at different stages of the process. Sleep impairments may include decreased total sleep time (sleep duration), an increase in the amount of time it takes to fall asleep (sleep onset latency), or an increase in the amount of wakefulness after sleep onset (sleep fragmentation) experienced by an … [Read more...]

Emerging research trends on the relationship between sleep and pain

The relationship between pain and sleep quality is well reported in the literature. Sleep complaints are present in up to 88% of chronic pain disorders [1] and at least 50% of patients presenting with insomnia also suffer chronic pain [2]. This short blog post focusses on a recent review by Finan, Goodin and Smith (2013) who aimed to identify … [Read more...]

Does pain affect slow wave sleep – inference

A brief review of the paper: Disturbances in slow-wave sleep (SWS) are induced by models of bilateral inflammation, neuropathic, and postoperative pain, but not osteoarthritic pain in rats. [1] Part 3 of 3:¬†how would humans be affected by reduced slow wave sleep? Though the mechanisms between noxious stimuli and SWS are yet to be fully … [Read more...]

Does pain affect slow wave sleep – critique

A brief review of the paper: Disturbances in slow-wave sleep (SWS) are induced by models of bilateral inflammation, neuropathic, and postoperative pain, but not osteoarthritic pain in rats. [1] Part 2 of 3: critique of the study Closer examination of the data provided shows that the greater the reduction in percentage of SWS2 (deeper SWS) … [Read more...]

Does pain affect slow wave sleep – summary

A brief review of the paper: Disturbances in slow-wave sleep are induced by models of bilateral inflammation, neuropathic, and postoperative pain, but not osteoarthritic pain in rats. [1] Part 1 of 3:¬†summary of the study Patients presenting with acute or chronic pain commonly report sleep problems, although few studies have attempted to use … [Read more...]