New Blood Pressure App for iPhone X: A Study Overview

Introduction to the Study

A recent study published in Scientific Reports examined a novel blood pressure app designed for the iPhone X. High blood pressure remains a significant health concern due to its association with cardiovascular risks. Regular monitoring of blood pressure is crucial for early detection of hypertension, which can ultimately help prevent cardiovascular disease.

Study Participants and Methodology

The study involved 20 participants aged between 18 and 55 years who contributed to the app’s development and testing process. The application employs the “oscillometric finger pressing method,” which requires users to press their fingertip against both the front camera and the screen. This action increases external pressure on the underlying artery while the app measures blood volume oscillations through the camera and monitors the applied pressure using a strain gauge array located beneath the screen.

Development and Features of the App

Developed by researchers at Michigan State University, the app includes a sensor device attached to the back of the phone, aiming to serve as a replacement for traditional cuff devices. This innovative approach allows users to maintain better control over their blood pressure readings and enables the phone to act as a sensor.

Potential Impact and Future Prospects

The findings suggest that the blood pressure app for iPhone may eliminate the need for cuff devices and calibration measurements typically required in current blood pressure monitoring practices. The results indicate accurate, cuff-less, and calibration-free blood pressure monitoring. The authors express optimism that the app could be compatible with future iPhone models.

Conclusion

This app presents a convenient solution for raising awareness about hypertension, potentially reducing the risk of cardiovascular disease. Although further validation through standard regulatory testing is necessary, the app shows promise for providing accessible blood pressure measurements at users’ fingertips.

Author Information

Written by Laura Laroche, HBASc, Medical Writer.

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References

Chandrasekhar, Anand, et al. “An iPhone Application for Blood Pressure Monitoring via the Oscillometric Finger Pressing Method.” Scientific Reports, 2018, 1-6. Online.
New blood pressure app. 2018, https://www.eurekalert.org/pub_releases/2018-09/msu-nbp090718.php, accessed 3 Oct. 2018.