Rest, recovery and chronic pain: What the evidence says.

3 days ago

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Blog post graphic on torn paper reading Rest, recovery and chronic pain: What the evidence says, by Libby Oldfield, Sep 2026.

If you live with chronic pain, chances are you have a complicated relationship with rest.

Perhaps you push through on good days until the crash, or perhaps you rest so much that everyday activities have quietly slipped away.

Understanding what the science says about rest and how to use it strategically can genuinely change how you manage your pain.

Connection of pain and sleep: It’s a two way street:

There is a bidirectional link between pain and sleep: poor sleep quality exacerbates pain, and pain disrupts sleep. Addressing this cycle is crucial for effective pain management and improving patients' overall health outcomes.

This is not a minor inconvenience.

Epidemiological studies have shown that poor sleep quality and insufficient sleep duration are risk factors for the development of chronic pain. Furthermore, there is strong evidence that having short or disturbed sleep can cause hyperalgesia. An increased sensitivity to painful stimulation and the development or exacerbation of spontaneous pain symptoms such as muscle pain and headache.

In other words, your pain can keep you awake, and being kept awake makes your pain worse. Breaking this cycle is one of the most powerful things you can do.

Why poor sleep turns up the volume on pain:

The mechanisms are increasingly well understood.

Evidence indicates that sleep deprivation influences pain sensitivity via various pathways and mediators, including compromised immunity, exacerbated inflammatory responses, and increased levels of cytokines. Such as interleukin-6, C-reactive protein and cortisol: which can enhance pain perception and modulate pain processes.

Research in neuroscience has added further detail:

Both acute and chronic sleep deprivation can alter acute pain sensitivity and exacerbate chronic pain, while poor sleep quality can predict following-day pain. In some cases, treatment of sleep disruptions can improve pain outcomes.

One striking experimental finding: forced awakening was associated with greater next-day spontaneous pain reports and reduced conditioned pain modulation, resulting in a reduction in the body's ability to process pain and greater pain experiences.

Sleep problems can predict future pain, not just make pain worse:

This is perhaps the most sobering finding in recent research. Sleep problems have been identified as a risk factor for the development of musculoskeletal pain. A Swedish prospective population study identified that problems with initiating sleep, maintaining sleep, early awakening, and non-restorative sleep predicted the onset of chronic widespread pain over 5 and 18 years in individuals with no pain at baseline, irrespective of mental health status. Sleep problems and fatigue independently predicted chronic widespread pain at 5 years.

Poor sleep is not simply a symptom of pain. It is also a driver of it.

Rest is not the same as doing nothing: the science of pacing:

Here is where many people and historically, some clinicians get it wrong!

"Rest" in chronic pain management is not about lying on the couch indefinitely. It is about strategic rest as part of a balanced approach.

Pacing is an active self-management strategy whereby individuals learn to balance time spent on activity and rest for the purpose of achieving increased function and participation in meaningful activities.

The consequences of getting this balance right are significant.

The consequences of pacing that emerged from the literature review included pain management, self-direction and improved self-efficacy, avoidance of pain exacerbation, balanced activity/rest, increased functional ability, and increased knowledge and skills in activity planning and prioritising.

The "boom and bust" trap:

People living with persistent pain often find themselves repeating a "boom and bust" pattern. In the long run, you can lose stamina and avoid things that are fun and make you feel good in order to keep from having severe pain.

Equally, in the long term, chronic inactivity will lead to increased pain levels.

The goal of pacing is to stay ahead of both extremes.

A practical pacing framework:

Activity pacing involves increasing activity at a self-guided pace while leaving time for rest to minimise fatigue and other symptoms. A central practice in activity pacing is alternating frequently between activity and rest. Before engaging in an activity, it is essential to identify valued activities and how much of an activity one thinks one can do before experiencing a significant and lasting increase in pain, also known as a pain flare.

Use an activity tracker to help you plan rest periods during the day when you need them. Over time you will learn to listen to cues from your body and know when to stop for a rest. The idea is to plan your day so that you change activities before the pain forces you to stop. This keeps you in control, not the pain.

What actually helps sleep in chronic pain?

A systematic review of non-pharmacological sleep interventions for chronic pain identified a large range of existing sleep interventions including relaxation, mindfulness, physical therapies, and exercise. Cognitive Behavioural Therapy (CBT) approaches provided the largest evidence base, and these included CBT for insomnia (CBT-i), CBT for pain (CBT-P), and combined approaches (CBT-iP). CBT-i consists of a course of sessions focusing on psychoeducation and sleep hygiene information, sleep restriction, relaxation, stimulus control, and cognitive therapy.

Exercise also plays a meaningful role. Physical exercise is able to improve sleep patterns. Particularly in insomnia patients, regular exercise leads to benefits over time, being comparable to pharmacotherapy and behaviour therapy.

Evidence is growing to support a multidisciplinary approach to pain management using a biopsychosocial framework, with behavioural, non-pharmacological strategies being increasingly used to manage sleep and pain. Sleep hygiene (the collection of habits and behaviours that support good sleep) is one practical pillar of this approach.

Key takeaways for people living with chronic pain:

1. Prioritise sleep as a treatment, not a luxury. Poor sleep measurably amplifies pain, and improving sleep can improve pain outcomes.

2. Rest strategically. Planned, timed rest breaks throughout the day are far more effective than collapsing after overdoing it.

3. Avoid the boom-and-bust cycle. Consistent, moderate activity with built-in rest is the goal. Not high effort on good days followed by days in bed.

4. Seek evidence-based support. CBT, mindfulness, exercise, and a good physiotherapist working within a biopsychosocial framework are your best allies.

5. Talk to your healthcare team. Some medicines can be useful for short-term use to reset sleep habits and break a problematic cycle. See your GP to discuss potential options.

Chronic pain is complex, but when rest is done well, it is one of the most powerful tools at your disposal. If you would like guidance on building a pacing plan that works for your lifestyle, book in for a physiotherapy assessment.

Written by Libby Oldfield