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morphine

(Encyclopedia) morphine, principal derivative of opium, which is the juice in the unripe seed pods of the opium poppy, Papaver somniferum. It was first isolated from opium in 1803 by the German…

leptospirosis

(Encyclopedia) leptospirosisleptospirosislĕpˌtəspīrōˈsĭs [key], febrile disease caused by bacteria of the genus Leptospirae. The disease may affect dogs, cattle, pigs, sheep, goats, and horses and is…

elm

(Encyclopedia) elm, common name for the Ulmaceae, a family of trees and shrubs chiefly of the Northern Hemisphere. Elm trees (genus Ulmus) have a limited use as hardwoods for timber, especially the…

MERS

(Encyclopedia) MERS or Middle East respiratory syndrome, relatively rare viral disease caused by MERS-CoV, a coronavirus. Although some infected persons have no or only coldlike symptoms, in most…

asthma

(Encyclopedia) asthmaasthmaăzˈmə, ăsˈ– [key], chronic inflammatory respiratory disease characterized by periodic attacks of wheezing, shortness of breath, and a tight feeling in the chest. A cough…

Childhood Diseases: The Common Cold

The Common ColdChildhood DiseasesIntroductionThe Polio PanicChickenpoxEar AchesMeasly MeaslesMumpsRubellaDeadly DiphtheriaPertussis, or Whooping CoughTerrifying TetanusThe Importance of Childhood…

Vaccines

Source: The U.S. Food and Drug Administration (FDA) Why do we need vaccines? Vaccines protect us against deadly diseases like measles, mumps and whooping cough. How do vaccines work? When you…

emphysema

(Encyclopedia) emphysemaemphysemaĕmfĭsēˈmə [key], pathological or physiological enlargement or overdistention of the air sacs of the lungs. A major cause of pulmonary insufficiency in chronic…

Smith Brothers

The Question: What were the first names of the two Smith brothers of Smith Brothers' Cough Drops fame? The Answer: The first names of the…

Tuberculosis: Tuberculosis: Airborne Nightmare

Tuberculosis: Airborne Nightmare Tuberculosis Introduction Tuberculosis: Airborne Nightmare Treating TB TB Is a Global Peril TB-causing bacteria is passed from person to person through the…