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How does a smartwatch measure your heartbeat?

February 10, 2024

There are two ways wearables measure a person's heartbeat: optical pulse measurement using light and a heart rate sensor that records the heart's electrical activity.

https://p.dw.com/p/4cDK7
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SHIFT - ekg

When your smartwatch sounds the alarm

When your smartwatch sounds the alarm

Wearables and smartwatches can register cardiac arrhythmia and warn of major illnesses. Meet a man who was saved from a serious condition by his smartwatch.
Digital WorldFebruary 10, 202402:14 min
SHIFT - twin

Using a heart's "digital twin" to reduce cardiac surgeries

Using a heart's "digital twin" to reduce cardiac surgeries

A children's hospital in Boston is using a heart's "digital twin" to test various treatment methods and their risks. The method has resulted in fewer cardiac surgeries.
Digital WorldFebruary 13, 202402:40 min
SHIFT - heart

How wearables are revolutionizing heart health

How wearables are revolutionizing heart health

Wearables and smartwatches are lifestyle products with medical benefits. They constantly monitor vital signs, help to detect illnesses at an early stage, and motivate people to exercise.
Digital WorldFebruary 9, 202412:35 min
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