Uploaded July 2026 | Updated September 2026, 3 weeks ago

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Australians are being sold new ways to manage and measure how they age.

Four Corners reporter Dr Norman Swan tried an at-home test estimating his pace of biological aging.

He also underwent separate blood tests before being sent a tailored package in the mail.

#Biohacking #Supplements #Trend #Test #4Corners #Investigation #Documentary