One other way to tell if it's a flare up is if you have symptoms for more than a day or two. Most likely you are in a flare up. Sometimes when we do a small amount of execise or work. However, when the soreness sticks with you for days not end you may need to call your Rheumy or gp and see wat they can do to get you feeling better really soon.
DX- RA, Lupus, Fibro, LGL Leukemia, Obstructive & Central Sleep Apnea, Pulmonary Hypertension, Bells Palsy, Gastroparsis, Blood Clots, Glaucoma, Chronic Pericarditis & Pleurisy, Severe Anemia. Way to many medications to list.