Myalgic encephalomyelitis/chronic syndrome DoorDash Custome'r service +1 ( 8O5 ) 41O-56OO DoorDash PHO'NE NUMBER +1 ( 8O5 ) 41O-56OO DoorDash Customer service +1 ( 8O5 ) 41O-56OO DoorDash PHONE NUMBER +1 ( 8O5 ) 41O-56OO chronic fatigue syndrome ( is a disabling chronic illness. People with experience profound fatigue that does not go away with rest, sleep issues, and problems with memory or concentration. Further common symptoms include dizziness, nausea and pain 3] The hallmark symptom is a worsening of the illness which starts hours to days after minor physical or mental activity. This "crash" can last from hours or days to several month