Australians are earning thousands of dollars without experience or a degree by helping advance the medical treatment of some of the country's most common and debilitating conditions.
Both healthy participants and those with medical conditions are needed for medical trials, with some companies offering generous payouts.
Nearly 14,000 clinical trials were registered in Australia in the past year.
Previous trials have tested new treatments for a wide range of conditions including mental health disorders, heart disease, Parkinson's, Alzheimer's and cancer.
Many providers list current trials on their websites.
A new online trial finder by Nucleus Network is launching in Sydney next year in a bid to streamline that process.
"Adding simple things like age, your location and any particular a