![Icon representing 1 in 5 people - 1 person icon is blue, the 4 others are white](https://www.gastrostop.com.au/wp-content/uploads/2020/10/icon-people1.png)
About 1 in 5 Australians experience the symptoms of medically diagnosed irritable bowel syndrome (IBS) at some time in their lives.
Causes of IBS
The cause of IBS is unknown, but factors such as a change to routine, emotional stress, infection and diet are thought to contribute to it and trigger an attack.