1. The Chain of Infection
How diseases spread

2. The Chain of Infection Source of Infection
There needs to be someone or something carrying the bad microbes that cause the infection
There are many sources of infection, these can include
People already infected
Pets
Unclean surfaces (door handles, keyboards, toilets, etc)

3. The Chain of Infection Way out for microbes
There needs to be a way for the microbes to get out of the infected person or source
Routes include
Sneezing (aerosols)
Transfer of bodily fluids

4. The chain of Infection Spread of infection
Bad microbes need a way to be passed from person to person
This can be through
touch
sexual transmission

5. The chain of Infection Way in for microbes
Bad microbe need a way to get into someone else before they can cause an infection
This can be through
the food we eat
inhalation of aerosols
open cuts or sores
things we put in our mouths

6. The Chain of Infection People at Risk from Infection
We are all at risk from infection but especially the young, the elderly and those on medication

7. How to prevent the spread of Infection
Breaking the Chain
How to prevent the spread of Infection

8. Breaking the Chain Source of infection Isolate infected people
Take care with raw food
Wash pets on a regular basis
Dispose of nappies and soiled items appropriately

9. Breaking the Chain Way out for microbes Prevent any
faeces
vomit
bodily fluids
coughs and sneezes
getting onto surfaces or hands

10. Breaking the Chain Spread of infection
Wash hands thoroughly AND regularly
Cover cuts and open sores
Take appropriate precaution during sexual activities

11. Breaking the Chain Way out for microbes Prevent any faeces vomit
bodily fluids
coughs and sneezes
getting onto surfaces or hands

12. Breaking the Chain People at risk from infection Everyone
Take appropriate vaccinations
High risk people
Keep away from people who are infectious
Take extra care about cleanliness
Take extra care when cook and preparing food