Fitbits could help save the lives of thousands of chemotherapy patients

In the UK the NHS is giving cancer patients Fitbit-style bracelets which monitor their progress in real time could save thousands of lives a year, experts have predicted.

Oncologists currently use a decades-old framework of questions and visual observations to determine how well their patients are coping with treatment.

They frequently misjudge the toll chemotherapy is taking, leading to toxic buildups and other emergencies that ultimately hold up fighting the disease.

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