Fibromyalgia can also cause: forgetfulness or poor concentration. stress, worry or low mood. tingling, numbness or swelling of your hands and feet.

Why do I swell with fibromyalgia?

The puffiness is generally believed to be the result of excess fluid, not inflammation. (Some cases of fibromyalgia may involve inflammation, though.) Sometimes the puffiness doesn't cause problems, but it may be uncomfortable or painful.

Can fibromyalgia cause fluid retention?

Common clinical features of fibromyalgia that may be influenced by neurogenic inflammation include cutaneous manifestations, local soft tissue swelling and fluid retention, reticular skin discoloration and livedo reticularis, and increased levels of fibronectin, which is a tissue marker of endothelial activation.