Finnish health know-how firm, recognized for the Oura Ring (stylized Ōura), a smart ring used to trace sleep and bodily exercise. The company was based in 2013 by Petteri Lahtela, Kari Kivelä, Herz P1 Smart Ring and Markku Koskela. Harpreet Singh Rai was the CEO from 2018 till 2021, when he was changed on an interim basis by Michael Chapp. In 2022, Tom Hale was appointed CEO. The company is headquartered in Oulu, Finland, with different locations in Helsinki, Finland, and San Francisco, United States. Slush tech conference in 2017. In complete, Oura Health has raised more than $300M across a number of funding rounds. In 2020, Oura Well being received the 'Finest Consumer Wellness Company' award from the UCSF Digital Well being Awards and Time magazine's "one hundred Best Innovations of 2020" mentioning particularly its COVID-19-associated partnership with NBA. Oura announced Series C funding of US$one hundred million from The Chernin Group, Elysian Park, Temasek, JAZZ Venture Partners and Eisai in May 2021; funding in earlier rounds came from Forerunner Ventures, Square Ventures, MSD Capital (Michael Dell), Marc Benioff, Lifeline Ventures, Metaplanet Holdings, Subsequent Ventures, and non-public buyers.

In 2024 Oura reached a valuation of approximately $5.2 billion following a $200 million Sequence D funding spherical. This spherical included main traders resembling Fidelity Management and Dexcom. In May 2023, Oura Well being Oy acquired tech startup, Proxy Inc., which makes digital identification tools. Oura has continued its acquisitions in 2024, together with the enterprise health analytics company Sparta Science in October 2024 and the metabolic well being agency Veri in September 2024, additional broadening its capabilities in biometric and metabolic health monitoring. The corporate's fundamental product is the Oura Ring, which collects well being information from the wearer's finger like an everyday activity bracelet or heart rate monitor. The exercise, coronary heart rate, physique temperature, Herz P1 Official respiratory rate and sleep data collected by the ring are transmitted wirelessly through Bluetooth to a smartphone app. Oura launched in 2015 with a Kickstarter marketing campaign for the first-technology ring (which was bulkier than the newer versions).

The second and third-era rings came out in 2018 and 2021, respectively. The Oura ring is meant to be comfortable and not disrupt sleep or exercise. The operation of the Oura Ring is based on infrared LEDs. The sunshine from the LEDs is reflected via the skin and the adjustments within the reflection are analysed by an algorithm developed by the company. This enables the center rate and coronary heart charge variability (as measured by RMSSD) to be decided. Oura's sensors capture the wearer's biometric knowledge at considerably larger frequency than wearable products from competitors reminiscent of Apple Inc. and Fitbit. The gadget also can measure physique temperature and menstrual cycle. The battery is alleged to last for every week on a single charge. The ring weighs 4 to 6 grams (0.14 to 0.21 oz), depending on ring measurement. 24/7 heart charge monitoring, blood oxygen monitoring, and interval prediction. A evaluation in Wired magazine on 15 October 2024 said that "many software program and hardware updates to the most recent Oura ring make it more accurate, helpful, and easier to put on" as compared to the Oura Ring 3. The Oura Ring four doesn't have any bumps on the inside of the ring, because the sensors, "which embody red and infrared LEDs for blood oxygen; inexperienced and purple LEDs for heart fee, coronary heart charge variability, and sleep respiration; a digital temperature sensor; and an accelerometer," are actually inset inside the physique of the ring.

In Might 2022, Oura and style brand Gucci launched a ring with details in 18-karat yellow gold. It comes with Oura's Gen3 know-how. In November 2023, Oura and the gym brand Equinox launched Relaxation & Recovery Equipment, which includes the third-generation Oura Ring. In October 2024, Oura signed a deal worth $96 million USD to provide sensible rings to U.S. The settlement includes Oura's knowledge analytics services for use by the Pentagon's well being division. Oura previously labored with the U.S. Division of Defense, including during the COVID-19 pandemic and in previous collaborations with the U.S. Air Force and Navy for fatigue and well being monitoring. In November 2024, Oura announced a partnership with the glucose monitoring company Dexcom that can allow their merchandise to work together to present customers knowledge about their blood sugar ranges and the way components similar to sleep, train and coronary heart charge can have an effect on their bodies. Dexcom additionally mentioned it will make investments $seventy five million into Oura's next spherical of funding.
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