Major Walter Reed, the legendary U.S. Army physician who cracked the mystery of Yellow Fever. His mosquito-transmission discovery in 1900 saved countless lives and transformed tropical medicine. A true American medical hero. #WalterReed #MedicalHistory #YellowFever" pic.twitter.com/8bPw6ZtwAS
— vjtvcanada (@vjaytvcanada) May 26, 2026
