electroencephalography (EEG), electrocardiogram (ECG), pulse oximetry, airflow, and leg movements. Sleep stages are assigned by human experts based on visua...

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

The predominant model of hearing care around the world relies on clinic-based hearing evaluation and hearing aid fitting, which is time intensive, often inv...

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

projects that meet our strict standards and include only clean energy generated or sourced since Apple’s engagement. Operational data is based on our last a...

https://www.apple.com/jp/environment/pdf/Apple_Supplier_Clean_Energy_Program_Update_2020.pdf