Fibromyalgia's cause is unknown, but fibromyalgia's symptoms are all too familiar to millions. In the United States alone, the disorder is estimated to affect 10 million people according to The ...
Nov. 6, 2025 -- Fibromyalgia affects about 4 million U.S. adults. Though its cause remains unclear, it can be effectively diagnosed, treated, and managed. But what exactly is fibromyalgia, and why is ...