Medical researches: being an enquiry into the nature and origin of hysterics in the female constitution, and into the Distinction between that Disease and Hypochondriac or Nervous Disorders. Comprehending A Specification of the characteristic Resinement and Excellence of the Female Constitution and Character. A Research into the Materiality of these Occult Powers and Principles of Activity commonly called life, in the Human Frame. - Into the real Existence of an Image of our whole Organical Frame, in the Seat and Fountain of its Powers, and the physical Probability of there being a Regeneration of that Image in Organs formed for the Transfusion and Multiplication of Individual Life. - The true Nature, Symptoms, and Indications of Cure of the Hysterical Disease. - The Abuse of Sugar, as a Cause of its encreased Frequency, and the encreased Frequency of Infant Mortality. - The precise Seat of Animal Heat. - The Structure of the Blood. - Practical Hints, relative both to the Hysterical and Hypochondriacal Diseases, and the Management of them, &c. &c. Together with The Substance of a Discourse, proving that the Motions of the Blood and Animal Fluids do not depend on the Impulses of the Heart upon the Blood, but must be referred to other Causes, and particularly to an Animal Modification of that universal Principle which is the common Cause of all Organisation, and of all organical Motions in Bodies. To which are added, Four letters to Sir Hildebrand Jacob, on the Materiality-Density-And Activity of light; and on air. By Andrew Wilson, M. D. Fellow of the Royal College of Physicians at Edinburgh, and Physician to the Medical Asylum, London