muscle fatigue

  1. Beartiger

    Involuntary muscle contraction during sleep?

    Hey, I'd like to know if someone else has this problem, because I haven't been able to find any information online. I have the usual muscle soreness and pain, but a while back I noticed that when I sleep, I contract all my muscles involuntarily, and this causes me to wake up with even more pain...
  2. MartinK

    Why does even a hard lying mat tend to trigger PEM?

    Hey guys, I've been noticing a strange symptom for a while now - I'd like to know if anyone else has the same thing. And can anyone help me to think about how it might have to do with the muscles when I have not yet been diagnosed with any muscle disorder. The thing is that my muscles get tired...
  3. SWAlexander

    Muscle sodium content in patients with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome

    Abstract Background Muscle fatigue and pain are key symptoms of Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS). Although the pathophysiology is not yet fully understood, there is ample evidence for hypoperfusion which may result in electrolyte imbalance and sodium overload in...
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