Miller, South Dakota is a friendly, small county-seat (≈1,300 people) that feels surprisingly livable for multi-week travel-therapy stays — quiet neighborhoods, community events, local parks and basic amenities make downtime low-stress and restorative.
For a change of pace, larger hubs are within day-trip range: Huron is about 44 miles away and Mitchell roughly 73 miles, each offering bigger hospitals, more dining/retail and occasional cultural events when you want more options.