Kinesiology Infectious Diseases

incubation stage

lasts 1-3 days, time between entry of virus and time when you begin to feel ill

prodromal stage

lasts 1-2 days, when the first symptoms occur, you may be contagious, immune system has discovered the pathogen but hasn't destroyed it

acute stage

lasts 2-5 days, most severe symptoms occur, immune system is working overtime to fight the infection, fever occurs when the body temperature is raised about 98.6 degrees

recovery stage

2-4 days, when you begin to feel better

convalescence stage

last 1-3 days, the period between the end of infection and feeling really well, relapse is possible during this time

common cold

group of symptoms caused by a variety of viruses, lasts 3-7 days, most contagious during the first day or two, has no cure

influenza

viral infection of the upper respiratory system

pneumonia

serious lung infection, flu may develop into this, can be caused by bacteria, fungi, or virus

mononucleosis

viral infection that causes the lymph nodes, tonsils, and spleen to become swollen and tender

Tuberculosis

highly contagious bacterial infection that affects the lungs

hepatitis

inflammation of the liver caused by a group of viruses

hepatits a

transmitted in human wastes and contaminated food and water, can be prevented with a vaccine

hepatitis b and c

transmitted in blood and sexual contact, more sever than type a, vaccine for b and few treatment options for c

epidemic

occurs when an infectious disease spreads rapidly to many people in a given population, usually within a short period of time, ex: seasonal flu, ebola, obesity

pandemic

covers a much wider geographical area, often worldwide, ex: swine flu (pigs), west nile, bird flu

hiv/aids

one of the most destructive global pandemics in history

recreational water illness

can occur when water is contaminated by e. coli bacteria or by giardia (microorganism that infects the digestive system)