Humans have been successful at treating a host of diseases. Yet some continue to elude medicine's best attempts. Tuberculosis killed 15 percent of the 9.6 million people who contracted it worldwide in 2014. Typhus has flared periodically throughout history, with deadly consequences. Rocky Mountain spotted fever is a tick-borne threat in North and South America. Pneumonia is common everywhere.
Continue reading...
No comments:
Post a Comment