Ross Walker speaks with lead researcher Madeline Gibson from Monash University  to explain how tracking these 24-hour vascular "swings" can detect subtle brain damage years before cognitive decline begins.

Ross Walker speaks with lead researcher Madeline Gibson from Monash University&nbsp; to explain how tracking these 24-hour vascular "swings" can detect subtle brain damage years before cognitive decline begins.

Healthy Living provides an in-depth look at the pressing health issues that matter most to Australians.

Healthy Living provides an in-depth look at the pressing health issues that matter most to Australians.