Measuring your pulse
6 guides on measuring your pulse with Heart Rate & Health - Novaz.
How to measure your heart rate with your iPhone camera
Measure your pulse in about 45 seconds by resting a fingertip on your iPhone's rear camera and flash. Here's how to get a clean reading the first time.
Heart rate reading failed? How to get a clean one
Most failed readings come down to pressing too hard or moving. Here's what the app checks for and how to get a reading it can trust.
How accurate is a camera heart rate reading?
A fingertip camera reading uses the same principle as a pulse oximeter, but with a cruder sensor. Here's what it does well, where it falls short, and how to get the best from it.
Measuring your heart rate on iPad
Most iPads have no flash, so the light has to come from the room. Here's how to measure your pulse on an iPad and get a steady reading.
When is the best time to measure your heart rate?
For a trend you can trust, measure at the same time each day — ideally on waking, before getting out of bed. Here's why timing matters so much.
What is PPG? How a camera reads your pulse
Photoplethysmography (PPG) measures changes in how much light your tissue absorbs as blood pulses through it. Here's how a phone camera turns that into a heart rate.