How Daily Substance Use Relates to Symptom Changes in Fibromyalgia

What the researchers found

Using ecological momentary assessment, the study found temporal associations between substance use (alcohol, nicotine, caffeine, opioids, and cannabis) and somatic symptoms, suggesting both symptom-driven use and substance-related symptom changes.

Why it matters

People with fibromyalgia commonly use various substances, but whether substance use helps or worsens symptoms in daily life has been poorly understood. Daily tracking reveals patterns invisible to traditional studies.

The numbers in context

The study examined five psychoactive substances - alcohol, nicotine, caffeine, opioids, and cannabis - in relation to daily somatic symptoms in fibromyalgia patients.

How the study worked

Ecological momentary assessment (daily diary) study examining temporal associations between substance use and somatic symptoms.

Who was studied

People with fibromyalgia tracking daily substance use and somatic symptoms.

What this study cannot tell us

Daily self-report may miss nuanced timing; cannot establish causation from temporal associations; substance quantities were not always precisely measured.

How to read the evidence

Ecological momentary assessment provides strong temporal data; observational design limits causal conclusions.

When this study was published

Recent study using modern daily-tracking methodology.

The bigger picture

This research highlights the bidirectional relationship between chronic pain conditions and substance use, where people may use substances to cope with symptoms that may in turn be affected by that use.

Replication

Novel application of ecological momentary assessment to substance-symptom relationships in fibromyalgia.

Funding

Not specified

Conflicts of interest

Not specified

Questions still open

• Does cannabis use precede symptom improvement or follow symptom worsening?
• Which substances show the most beneficial temporal pattern?
• Could findings inform personalized substance use guidance for fibromyalgia?

Read the original research

Temporal associations between use of psychoactive substances and somatic symptoms in the daily lives of people with fibromyalgia.

Pain medicine (Malden, Mass.), 24(10), 1176-1182

Citation

Kuzu, Duygu; Valentine, Thomas R; Kratz, Anna L. (2023). Temporal associations between use of psychoactive substances and somatic symptoms in the daily lives of people with fibromyalgia.. Pain medicine (Malden, Mass.), 24(10), 1176-1182. https://doi.org/10.1093/pm/pnad069