Monitoring blood pressure is vital for health, traditionally requiring doctor visits or devices. While some smartphone apps claim to measure blood pressure using sensors, their accuracy is questionable. However, researchers at the University of Pittsburgh have developed an Android app that estimates arterial pressure using a smartphone's accelerometer, camera, and touch sensors, offering a potential remote monitoring solution.source https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/how-to-test-your-blood-pressure-on-phone/articleshow/121028774.cms