Infectious diseases
Emphasis on the presence, rather than absence, of disease has dominated medical thinking since ancient times, with the term public health first appearing in the early 1900s [5]. The paradigm-shift from the idea of ‘miasmas’ and evil spells – originally believed to have caused the Black ...
The Bubonic Plague Ravaged San Francisco In The 1900s—And The Government Tried A Massive Cover Up A Medieval Outbreak Gave People Nightmare Hallucinations And Caused Their Limbs To Fall Off People Used To Lash Themselves To Beg God To Spare Them From The Black Plague The Mysterious 'Sleeping ...
to the Mediterranean region and Europe, carried by rat fleas living on black rats that were always present on ships. The Black Death reduced the world’s population from an estimated 450 million to about 350 to 375 million. Bubonic plague struck London hard again in the mid-1600s (Figure ...
Notably absent from this list are some of history's biggest killers, including influenza, measles and the black plague. This is because these diseases require a level of population density that didn't develop until humans began living in cities. Influenza, measles and the plagueare social. Malar...
Since 2016, several yellow fever outbreaks have occurred in Angola, Democratic Republic of Congo, Nigeria and Brazil to cite a few10, raising major concerns about the adequacy of yellow fever vaccine supply. Four live attenuated vaccines derived from the live attenuated yellow fever strain (17D)...
To determine when this trend began and to characterize longer-term trends in the United States, we examined US mortality records since 1900, when the federal government first began to track mortality data annually. Methods Sources of Mortality Data Data were obtained from yearly tabulations of ...
Insecticides, combined with extensive use of drugs, have rapidly led to the eradication of many diseases (e.g., malaria) from most nontropical areas of the world, but in spite of initial successes, eradication has proven more elusive in the tropics.12 However, mechanisms allowing survival to ...
The frequency of stillbirths and viral infection in neonates is highest in animals infected late in gestation. In neonates, brain lesions are observed and virus can be recovered from the salivary glands and, to a lesser extent, from the brain, lungs, pancreas, and liver of the neonates. In...
This episode is absolutely terrifying, from a man vomiting a mysterious pink liquid on the plane to everyone on board having to be quarantined. However, the most disturbing thing about the episode is that there’s no virus and, aside from the vomiting man, everyone else is experiencing psychos...