# Presage Technologies Blog

Company news, peer-reviewed research, and articles on contactless vital signs from Presage Technologies. HTML version: https://presagetech.com/blog/

## [Presage Technologies Earns FDA Clearance for Contactless Vital Signs](https://presagetech.com/blog/presage-technologies-earns-fda-clearance-for-contactless-vital-signs)

Featured · Company news · July 7, 2026. Markdown: https://presagetech.com/blog/presage-technologies-earns-fda-clearance-for-contactless-vital-signs.md

Presage received FDA 510(k) clearance (K254169) for camera-based pulse and breathing rate on iOS and Android.

## [Can Your Phone Camera Measure Heart Rate? How It Works and How Accurate It Is](https://presagetech.com/blog/phone-camera-heart-rate)

Insights · September 28, 2026. Markdown: https://presagetech.com/blog/phone-camera-heart-rate.md

Yes. You can measure your heart rate from your phone camera with no smartwatch or chest strap. Learn how it works and how accurate it is.

## [Presage Technologies Achieves FedRAMP Authorization Through Partnership with Knox Systems](https://presagetech.com/blog/presage-technologies-achieves-fedramp-authorization)

Company news · July 16, 2026. Markdown: https://presagetech.com/blog/presage-technologies-achieves-fedramp-authorization.md

Presage achieved FedRAMP Authorization with Knox Systems in 62 days, opening contactless vital signs to federal agencies and the Defense Industrial Base.

## [Clinical Validation of Contactless Vital Signs Measurement](https://presagetech.com/blog/clinical-validation-of-contactless-vital-signs-measurement)

Published research · January 20, 2026. Markdown: https://presagetech.com/blog/clinical-validation-of-contactless-vital-signs-measurement.md

Peer-reviewed clinical validation at Baylor: across 111 patients, camera-measured heart rate correlated at R≈0.99 (RMSE 1.62) and breathing rate at R≈0.91.

## [USAISR Partnering on Imaging Technology for Improving Hemorrhage Triage](https://presagetech.com/blog/usaisr-partnering-on-imaging-technology-for-hemorrhage-triage)

Published research · May 22, 2025. Markdown: https://presagetech.com/blog/usaisr-partnering-on-imaging-technology-for-hemorrhage-triage.md

The U.S. Army Institute of Surgical Research is partnering with Presage on camera-based imaging to improve hemorrhage triage for combat casualty care.

## [Comparison of Camera-Acquired Vital Signs to Conventional Vital Signs in a Space-Analog Environment](https://presagetech.com/blog/comparison-of-camera-acquired-vital-signs-in-a-space-analog-environment)

Published research · November 10, 2024. Markdown: https://presagetech.com/blog/comparison-of-camera-acquired-vital-signs-in-a-space-analog-environment.md

Peer-reviewed pilot at the HI-SEAS space analog: phone-camera heart rate tracked conventional measurement at R≈0.95 and breathing rate at R≈0.65.