Health wearables are booming, with both Oura and Whoop eyeing IPOs, but investors remain cautious after Fitbit’s struggles and low consumer hardware margins (David Wainer/Wall Street Journal)

David Wainer / Wall Street Journal:
Health wearables are booming, with both Oura and Whoop eyeing IPOs, but investors remain cautious after Fitbit’s struggles and low consumer hardware margins  —  Oura and Whoop are eyeing IPOs at hea…

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