Monitoring your health is always important, now perhaps more than ever. To make that a little easier, Lava introduced a featurephone with a built in heart rate and blood pressure sensor. The aptly-named Lava Pulse costs INR 1,949 – that’s $26. The sensor is located on the back, next to the camera. You put your finger on it and watch the screen for a readout (it goes without saying that finger-based blood pressure measurements are not going to be particularly accurate). The Pulse has a 2.4” screen (240 x 320 px) and runs proprietary feature phone software. Storage can be expanded up to...