and 3.7 percent), and Hispanic (5.3 percent and 4.8 percent) in the algorithm design and validation sets, respectively. The validation set comprised subject...

https://www.apple.com/jp/healthcare/docs/site/Estimating_Sleep_Stages_from_Apple_Watch_Sept_2023.pdf

of Americans (Haile, et al. 2023). According to the WHO, more than 1.5 billion people globally have hearing loss (WHO 2021). Age-related hearing loss is the...

https://www.apple.com/jp/health/pdf/Hearing_Health_Features_on_AirPods_Pro_2_October_2024.pdf