By: Antavis Johnson

Epidemic And Color Blindness Diease

Color blindness

Color blindness means that you have trouble seeing red, green, or blue or a mix of these colors. It’s rare that a person sees no color at all,color blindness is also called a color vision problem.

Epidemic typhus

In the past, it was associated with wars and human disaters and it is still endemic in the highlands and cold areas of Africa, Asia,and Central & south america.


Typhus is the only rickettsial disease which can cause explosive epidemics of sudden appearance of headaches,chills,prostration,high fever,coughing,and severe muscular pain. The body louse lives in clothing and multiplies very rapidly under poor hygienic conditions.

A color vision problem can change your life. It makes it harder to learn and read, and you may not be able to have certain careers.But children and adults with color vision problems can learn to make up for their problems seeing colors.