Three fields of medicine that preserve the health of body and mind.

Originally released by Bellum Entertainment, 2015. Streaming video file encoded with permission for digital streaming by Infobase on June 03, 2016.

Dentists: Oral Diseases and Cavities (2:01); --Dentists: Dental Instruments (2:44); -- Dentists: Fluoride (1:37); -- Eye Doctors: Father of Modern Optics (2:39); -- Eye Doctors: Spectacles (2:27); -- Psychology and Psychiatry: Soul Studies (2:11); -- Psychology and Psychiatry: Asylums and Psychoanalysis (2:49); -- Psychology and Psychiatry: Diagnostics (2:04); -- Origins Spotlight: The Nervous System (1:44); -- Credit: Dentists, Eye Doctors, & Psychology and Psychiatry: Origins-The History of Everything! (0:27); .