I used a fitness tracker to make myself one year ‘younger’ - here are the small changes I made

A journalist recounts her experience using a Whoop fitness tracker to monitor health metrics and improve her biological age. Despite initial skepticism, the device's data-driven insights encouraged lifestyle adjustments.
Why it matters
Wearable health technology is increasingly used by individuals to quantify wellness and motivate behavioral changes.
Irish Examiner journalist Denise O’Donoghue has been using the Fitness Tracker while on her outdoor pursuits. Picture: Noel Sweeney
The article is a personal narrative about a consumer product experience.
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