Editing 1906 in science (section)

==Medicine==
* September – Last death from [[yellow fever]] in the [[Panama Canal Zone]] following  a [[mosquito]] eradication program led by [[William C. Gorgas]].<ref>{{cite book|page=474|first=Roy|last=Porter|authorlink=Roy Porter|title=The Greatest Benefit to Mankind: a medical history of humanity from antiquity to the present|location=London|publisher=HarperCollins|year=1997|isbn=978-0-00-215173-3}}</ref>
* October–December – Martha Baer undergoes [[sex reassignment surgery]] to become [[Karl M. Baer]] in Germany.
* November 3 – A speech given by [[Alois Alzheimer]] for the first time presents the pathology and clinical symptoms of pre-senile [[dementia]] together;<ref>{{cite journal|last=Alzheimer|first=Alois|title=Über eine eigenartige Erkrankung der Hirnrinde|journal=Allgemeine Zeitschrift für Psychiatrie und Psychisch-Gerichtlich Medizin|volume=64|issue=1–2|pages=146–148|year=1907}}</ref><ref>{{cite book|last=Maurer|first=Konrad|author2=Ulrike|title=Alzheimer: the Life of a Physician and Career of a Disease|publisher=Columbia University Press|year=2003|location=New York|isbn=978-0-231-11896-5|url-access=registration|url=https://archive.org/details/alzheimerlifeofp00maur}}</ref> the condition will rapidly become known as [[Alzheimer's disease]].<ref>{{cite journal|last1=Berchtold|first1=N. C.|last2=Cotman|first2=C. W.|title=Evolution in the conceptualization of dementia and Alzheimer's disease: Greco-Roman period to the 1960s|journal=Neurobiology of Aging|volume=19|issue=3|pages=173–89|year=1998|pmid=9661992|doi=10.1016/S0197-4580(98)00052-9}}</ref>
* [[Bacillus Calmette-Guérin|BCG]] (Bacilli-Calmette-Guerin) immunization for [[tuberculosis]] first developed.
* Transmission of [[dengue fever]] by the ''[[Aedes]]'' [[mosquito]] is confirmed.<ref>{{cite journal|first=T. L.|last=Bancroft|title=On the aetiology of dengue fever|journal=Australian Medical Gazette|volume=25|year=1906|pages=17–18}}</ref>
* [[Frederick Hopkins]] proposes the existence of [[vitamin]]s and suggests that a lack of them causes [[scurvy]] and [[rickets]].
* [[Charles Sherrington]] publishes ''The Integrative Action of the Nervous System''.
* [[Clemens Peter von Pirquet]], with [[Béla Schick]], coins the term "[[allergy]]" to describe hypersensitive reactions.
* [[Royal Victoria Hospital, Belfast]], is completed, the first such [[Air conditioning|air conditioned]] building in the world.
* [[George Newman (doctor)|George Newman]] publishes ''Infant Mortality: a Social Problem'' in England.
* [[August von Wassermann]] develops a [[complement fixation]] test for the diagnosis of [[syphilis]].