Grand Canyon mystery illness reportedly triggers NPS investigation after rafters report alarming symptoms

The National Park Service (NPS) has launched an investigation into a mysterious illness affecting multiple rafters who took separate Grand Canyon trips in recent weeks. Several people took to social media last week to report a cluster of unexplained illnesses that they say have left doctors searching for answers. The rafters said they embarked on two-week trips beginning as early as mid-May, and developed conditions after returning home. Paddling Magazine reported that park officials are now lea