Tag Archives: cholera
Wanted: Germs
Just in time for the flu season! Germs are everywhere. Some are useful, and some are not. Often called pathogens (Greek for “the causes of disease”), the four types of unfriendly germs (bacteria, viruses, parasites, and fungi) have been known … Continue reading
Here’s to, ummm, cholera.
In 1850’s England, physician John Snow decided that authorities were off track when declaring that a deadly outbreak of cholera (also known as Black Death) was due to breathing foul air. Instead, he was able to track the disease to … Continue reading