You can have both together, I do....and also have chronic insomnia and a wakening disorder dur to muscle pulling at night,,,and myofascial pain sites....all from a 2nd degree whiplash from a car accident (someone was rushing and speeding in a parking lot)...so they all can be linked,,,also irritable Bowel syndrome(IBS),TMJ,etc....see...www.fibrohugs.com or do searches on the internet