"joint pain on rainy days"

Does an Autoimmune Disease Attack Your Muscles? How Rheumatoid Arthritis Leaves Your Body Feeling Lethargic

Are you having days where even opening your eyes in the morning feels exhausting, and your whole body aches as if it has been beaten? Could an unseen enemy inside your body have infiltrated and begun attacking your precious muscles and joints? This feeling is far too painful to dismiss as mere fatigue; it may be a desperate cry from your body.