New AI tool can detect heart failure early

TechnologyHealth & Fitness
4 Jun 2025 • 3:46 PM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

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  • Researchers have developed an AI-powered foot scanner that uses technology similar to facial recognition to detect early signs of heart failure by measuring fluid levels in the feet and ankles.
  • The scanner, which captures and analyses nearly 2,000 images per minute, aims to provide early alerts of fluid retention (oedema), a critical indicator of worsening heart failure.
  • A study involving 26 heart failure patients showed that the AI scanner could trigger alerts to healthcare professionals about 13 days before a patient would typically end up in hospital.
  • The study also revealed that monitoring using Bluetooth-enabled scales was less effective, as patients struggled with consistent tracking, whereas the AI device required no action from the patient.
  • Dr Philip Keeling, senior author of the study, suggests the device could act as a 'virtual nurse' amid a shortage of heart failure nurses.

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