The Oura Ring, designed in Finland, has users in more than 70 countries, including those at several top universities, research organisations and sleep clinics.

5 hi-tech rings that will help you keep your finger on the pulse – and improve productivity

  • The lightweight wearables can sense arteries in fingers and record useful physiological data such as your heart rate and sleep quality
  • Some earlier smart jewellery offerings suffered technical problems and budgeting woes, but successful crowdfunding has renewed interest in new devices
Topic |   Premier Living
The Oura Ring, designed in Finland, has users in more than 70 countries, including those at several top universities, research organisations and sleep clinics.
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