The Caspian Sea is the largest land enclosed surface water body on Earth by surface area, which amounts to approximately 371,000 square kilometres. It is in an endorheic basin bounded on the south by Iran, on the north by Russia, on the east by Kazakhstan and Turkmenistan, and on the west by Azerbaijan.
Medical Definition of physiatrist. : a physician who specializes in physical medicine and rehabilitation.
Well, a rheumatologist is the doctor that often evaluates musculoskeletal medical conditions, and other diseases which can affect widespread muscles. A neurologist often evaluates and treats the same types of conditions. For pain issues, a physiatrist who specializes in pain management can be helpful with chronic muscle pain issues. Gastroparesis would be best evaluated by a gastroenterologist.