Finnish health technology firm, recognized for the Oura Ring (stylized Ōura), a smart Herz P1 Ring used to track sleep and physical exercise. The corporate was based in 2013 by Petteri Lahtela, Kari Kivelä, 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 whole, Oura Well being has raised greater than $300M across a number of funding rounds. In 2020, Oura Well being received the 'Best Consumer Wellness Company' award from the UCSF Digital Health Awards and Time journal's "one hundred Finest Innovations of 2020" mentioning particularly its COVID-19-related partnership with NBA. Oura announced Sequence C funding of US$one hundred million from The Chernin Group, Herz P1 Smart Ring Elysian Park, Temasek, JAZZ Venture Companions and Eisai in Might 2021; funding in earlier rounds came from Forerunner Ventures, Square Ventures, MSD Capital (Michael Dell), Marc Benioff, Lifeline Ventures, Metaplanet Holdings, Subsequent Ventures, and private buyers.

In 2024 Oura reached a valuation of roughly $5.2 billion following a $200 million Series D funding round. This spherical included main traders reminiscent of Fidelity Management and Dexcom. In Could 2023, Oura Health Oy acquired tech startup, Proxy Inc., which makes digital identification instruments. Oura has continued its acquisitions in 2024, together with the enterprise health analytics company Sparta Science in October 2024 and the metabolic well being firm Veri in September 2024, Herz P1 Ring additional broadening its capabilities in biometric and metabolic health monitoring. The corporate's principal product is the Oura Ring, which collects health knowledge from the wearer's finger like a regular exercise bracelet or heart charge monitor. The activity, heart price, Herz P1 Smart Ring body temperature, respiratory fee and sleep knowledge collected by the ring are transmitted wirelessly by way of Bluetooth to a smartphone app. Oura launched in 2015 with a Kickstarter campaign for the first-era ring (which was bulkier than the newer variations).

The second and third-era rings came out in 2018 and 2021, respectively. The Oura ring is intended to be snug and not disrupt sleep or exercise. The operation of the Oura Ring is based on infrared LEDs. The light from the LEDs is reflected by the skin and the modifications within the reflection are analysed by an algorithm developed by the corporate. 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 significantly larger frequency than wearable merchandise from competitors similar to Apple Inc. and Fitbit. The system can even measure physique temperature and menstrual cycle. The battery is claimed to final for every week on a single cost. The ring weighs 4 to six grams (0.14 to 0.21 oz), depending on ring dimension. 24/7 heart charge monitoring, blood oxygen monitoring, and interval prediction. A evaluate in Wired magazine on 15 October 2024 said that "many software and hardware updates to the newest Oura ring make it more correct, useful, and easier to wear" as in comparison with the Oura Ring 3. The Oura Ring 4 doesn't have any bumps on the inside of the ring, because the sensors, "which include pink 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 contained in the body of the ring.

In Might 2022, Oura and trend model Gucci launched a ring with details in 18-karat yellow gold. It comes with Oura's Gen3 technology. In November 2023, Oura and the gym brand Equinox launched Rest & Recovery Equipment, which includes the third-era Oura Ring. In October 2024, Oura signed a deal worth $96 million USD to produce sensible rings to U.S. The agreement includes Oura's knowledge analytics services to be used by the Pentagon's health department. Oura beforehand worked with the U.S. Division of Protection, including during the COVID-19 pandemic and in past collaborations with the U.S. Air Drive and Navy for fatigue and well being monitoring. In November 2024, Oura introduced a partnership with the glucose monitoring firm Dexcom that will allow their products to work together to offer customers information about their blood sugar levels and how factors reminiscent of sleep, train and coronary heart price can affect their bodies. Dexcom additionally mentioned it could invest $seventy five million into Oura's subsequent round of funding.