This is the Liver link but the other links arent working so here they are with their comments bellow them: 

 

Liver: Liver disease is very serious and will change a person's life forever. It is also growing :P

 

http://www.nbcf.org.au/

Cancer: Cancer is a massive killer in Australia with our harsh sun. It can be treated but only with early warning and many treatments.

 

http://www.diabetesaustralia.com.au/ ;

Diabetes: It has 2 types. type 1 and type 2 diabetes.

 

http://www.heartfoundation.org.au/your-heart/cardiovascular-conditions/Pages/heart-failure.aspx ;

Heart Disease: Its serious :D