David G. Simmons, the co-author of "Myofascial Pain and Dysfunction: The Trigger Point Manual" which was the first real textbook on the diagnosis and treatment of myofascial pain, passed away from congestive heart failure on April 5, 2010 at the age of 87. He was a leading authority on myofascial pain and trigger points and had worked with Janet Travell who was John F. Kennedy’s White House physician. He first worked with here under an informal apprecticeship and and then as colleague and co-author. His contributions of the knowledge of myofascial pain origins is unparalleled. Besides the Trigger Point Manual he is responsible for numerous other publications.
Unknown to many, however, is his contribution to early space exploration as a US Air Force Flight Surgeon. He was involved in Project Manhigh in the 1950's and continued on in the Bioastronautics Branch to support the first American manned space flights.