Why does fibromyalgia cause heightened sensitivity to chemicals and environmental triggers?
Fibromyalgia doesn't just affect muscles and joints—it impacts your central nervous system, which includes your brain, spinal cord, and the network of nerves throughout your body.
The key issue is something called central Show Full Answer
Why does fibromyalgia cause heightened sensitivity to chemicals and environmental triggers?
Fibromyalgia doesn't just affect muscles and joints—it impacts your central nervous system, which includes your brain, spinal cord, and the network of nerves throughout your body.
The key issue is something called central sensitization. In fibromyalgia, your central nervous system becomes overactive and hypersensitive, reacting too strongly to signals that wouldn't normally cause problems. Your brain essentially gets stuck in a state of high alert, amplifying and misinterpreting signals from your environment.
This means stimuli that most people barely notice—like certain smells, chemicals, or environmental exposures—can feel overwhelming or even trigger physical symptoms. Your nervous system treats these harmless exposures as threats, leading to heightened sensitivity.
Many people with fibromyalgia also experience increased sensitivity to:
- Bright lights
- Loud noises
- Temperature changes
- Touch and pressure
These all stem from the same underlying issue: your nervous system is processing sensory information differently, making you more reactive to things in your environment, including chemicals and scents.
February 27
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