Special Operations Forces are elite, highly trained military units designed for clandestine, high-risk missions often behind enemy lines.

Australian scientists say it could also help reduce the risk of overdiagnosis by determining which cancers are low-risk and will never cause harm.

"It was so vivid, clear and memorable, I went online to research consultant cardiologists that I could see immediately."

Scientists say behavior behind the wheel reveals tell-tale clues about their brain health.

Scientists hope their findings will potentially spare tens of thousands of future heart patients from undergoing a procedure.