![Biosensors | Free Full-Text | Upper-Arm Photoplethysmographic Sensor with One-Time Calibration for Long-Term Blood Pressure Monitoring Biosensors | Free Full-Text | Upper-Arm Photoplethysmographic Sensor with One-Time Calibration for Long-Term Blood Pressure Monitoring](https://www.mdpi.com/biosensors/biosensors-13-00321/article_deploy/html/images/biosensors-13-00321-g003-550.jpg)
Biosensors | Free Full-Text | Upper-Arm Photoplethysmographic Sensor with One-Time Calibration for Long-Term Blood Pressure Monitoring
![Galaxy Pro 5 BP vs Home BP 1 day after calibration. BP taken within 30 seconds of one another (watch is fast). : r/GalaxyWatch Galaxy Pro 5 BP vs Home BP 1 day after calibration. BP taken within 30 seconds of one another (watch is fast). : r/GalaxyWatch](https://i.redd.it/galaxy-pro-5-bp-vs-home-bp-1-day-after-calibration-bp-taken-v0-tn3qplbjbaja1.jpg?width=3000&format=pjpg&auto=webp&s=61812bf43ef36aaf9a5b429eca5b4cbbbb7729f6)
Galaxy Pro 5 BP vs Home BP 1 day after calibration. BP taken within 30 seconds of one another (watch is fast). : r/GalaxyWatch
A reputable automatic blood pressure monitor does not require regular calibration. | retail | A reputable automatic blood pressure monitor does not require regular calibration. As long as the device is fully
![Cuffless blood pressure monitoring from a wristband with calibration-free algorithms for sensing location based on bio-impedance sensor array and autoencoder | Scientific Reports Cuffless blood pressure monitoring from a wristband with calibration-free algorithms for sensing location based on bio-impedance sensor array and autoencoder | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-021-03612-1/MediaObjects/41598_2021_3612_Fig1_HTML.png)