children’s smartwatches

Can Smartwatches Accurately Capture ‘Out-of-Control’ Heartbeats? Latest Meta-Analysis on Atrial Fibrillation Detection Provides Answers

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Can Smartwatches Accurately Capture 'Out-of-Control' Heartbeats? Latest Meta-Analysis on Atrial Fibrillation Detection Provides Answers

【Research Background】 Atrial fibrillation is one of the most common arrhythmias worldwide and is a significant risk factor for stroke and heart disease, posing a serious challenge to public health. Therefore, early diagnosis and intervention are crucial. Traditional atrial fibrillation diagnosis relies on standard electrocardiograms, which, while accurate, have limitations such as a limited monitoring … Read more

Smartwatches and Physician Burnout: New Solutions in the Digital Health Era?

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Physician burnout is no longer a new topic. According to the World Health Organization, burnout is a phenomenon resulting from prolonged high levels of occupational stress. High-intensity work pressure, long shifts, and a large patient load make healthcare workers a high-risk group for burnout. Burnout manifests not only as emotional exhaustion and depersonalization but also … Read more

France Bans Smartwatches in Schools! Can We Achieve ‘Digital Detox’?

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France Bans Smartwatches in Schools! Can We Achieve 'Digital Detox'?

During the summer vacation, my sister had a birthdayI wanted to buy her a watchSeeing that almost every child in China has oneSome take photos with itOthers use it to send messagesUntil I saw two kidsOne mocked the other for not having the latest modelI thought French kids probably haven’t seen such smartwatchesI bought one … Read more

The Surge of Smart Bands: Will They Force Smartwatches into a Competitive Spiral?

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The Surge of Smart Bands: Will They Force Smartwatches into a Competitive Spiral?

Friends who often follow our San Yi Life may remember that the well-known market analysis agency IDC has its own unique standards for classifying wearable devices. For example, we have previously criticized IDC for including headphones in the category of wearable devices, while their definition of headphones (which they call “audible devices”) has certain inaccuracies. … Read more

Driving Factors in the Wearable Device Market

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Driving Factors in the Wearable Device Market

Whether in the fashion industry or the IT sector, wearable devices hold an important position, bringing the once distant concepts of fashion and technology closer together. How can one claim to be trendy without a touch of technology? From Bluetooth headsets to VR glasses, from health bands to smartwatches, these devices not only spark strong … Read more

Are Smartwatches Reliable for Monitoring Sleep Quality?

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Are Smartwatches Reliable for Monitoring Sleep Quality?

Recording steps, monitoring heart rate, and tracking sleep status, with the advancement of technology, smartwatches, smart bands, and other smart wearable devices are becoming the “first line of defense” for ordinary people in managing sleep. So, how reliable are smartwatches in monitoring sleep quality? To accurately answer this question, we first need to understand the … Read more

Is Sleeping with a Smartwatch Uncomfortable? Vivo’s Detachable Dial Patent Revealed!

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Is Sleeping with a Smartwatch Uncomfortable? Vivo's Detachable Dial Patent Revealed!

In recent years, wearable devices such as smartwatches and fitness bands have rapidly developed in the field of health monitoring, with features like heart rate, blood oxygen, and sleep monitoring becoming almost standard. However, a persistent issue that troubles users has emerged:Sleeping with these “high-tech” devices is truly uncomfortable! Imagine being jolted awake at night … Read more

A Comprehensive Breakdown of LSTM Formulas: Understanding Each Line of Code Through the ‘Health Algorithm’ of Smartwatches

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A Comprehensive Breakdown of LSTM Formulas: Understanding Each Line of Code Through the 'Health Algorithm' of Smartwatches

Introduction In the previous issue, we used the example of smartwatches to help you quickly understand how LSTM manages health data like a “memory master.” But did you know? Behind the power of LSTM lies a set of intricate mathematical formulas! Today, we will break down these formulas in the simplest language, allowing you to … Read more

When Smartwatches Meet Baduanjin: A New Interpretation of Tradition in 2025

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When Smartwatches Meet Baduanjin: A New Interpretation of Tradition in 2025

At 6:30 AM in the park, a post-2000s individual wearing a sports tank top practices Baduanjin while following a live stream on their phone, with a smartwatch on their wrist recording their heart rate in real-time. Nearby, Aunt Wang’s radio also broadcasts the same set of exercises. This seemingly incongruous scene has become a snapshot … Read more

Audio on Smartwatches (Part 5): Recording

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Audio on Smartwatches (Part 5): Recording

In the previous article (Audio on Smartwatches (Part 4): Voice Calls), we discussed voice calls. This article focuses on recording. The recording function saves the captured audio as a file. The supported file formats are two: one is PCM (16K sampling) in WAV format, and the other is AMR-NB (8K sampling) in AMR format. The … Read more