Image of a child blowing his nose.
Health And Fitness

Seemingly Benign Infections of the 1950s in the US

April 12, 2021

Aside from the poliomyelitis, several of the childhood diseases such as mumps and measles were defeated in the United States in the 1950s, and some of the scientists believed that the worst was over. There were, however, a few bacterial infections such as strep tonsillitis, childhood ear infections, and the common cold that were still prevalent in the United States. […]

3D image of a virus.
Health And Fitness

Viruses: How Are They Different from Bacteria?

February 14, 2021

Unlike bacteria, viruses cannot survive outside a living organism. They can only live and multiply inside host cells. They are the smallest microbes and were first seen through the electron microscope that was invented in 1931. […]

1 2 3 4 5 20