Two of the most common causes of death in Australia, and globally, are stroke and dementia. One cause of stroke is atrial fibrillation—an abnormal heart rhythm—it may also cause dementia. Faecal microbe (or poo) transplants are something we've talked about on the program, but until recently, they've not been widely available. In fact, the product is made in Australia. Australia is to participate in a survey of the experiences of patients in general practice who have a chronic illness.