Hung et al. 2025, Skin tone and optical heart-rate error
At high intensity, optical HR error was much larger for darker skin tones. Direction strong, magnitude moderate.
| resource | https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0318724 |
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At high intensity, optical HR error was much larger for darker skin tones. Direction strong, magnitude moderate.