The Quantified Self

The "quantified self" movement aims to measure all aspects of our daily lives with the help of technology. Wearable devices such as activity trackers, along with apps that let us log our every step, snack and snooze could bring us a better understanding of ourselves, our nature, and may even benefit our health. LiveScience brings you our latest coverage of this movement, and what it means for the human body, the human psyche and human culture.
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Latest Articles

Best Heart Rate Monitor Apps
A man checks his heart rate on his phone.
January 30th, 2015
Many apps are available to track your heart rate, with the aim of helping you improve your health. Here are our picks for the best of the bunch.
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So Long, Ugly Fitness Trackers: Fashionable Devices Debut
Some fitness trackers may appeal to the fashion-minded set.
January 8th, 2015
The era of ugly fitness trackers may be coming to an end. A number of the fitness trackers on display here at CES 2015 cater to those with an eye for fashion.
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Fitness Tracker Buying Guide: Use This Flow Chart to Pick the Right Device
A group of fitness trackers
December 18th, 2014
There are a lot of fitness trackers out there to choose from, but which one is right for you?
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New Wearables Track Your Stats on the Field
The Epson M-Tracer tracks a golf swing, and the Connected Cycle “smart pedal” records a cyclist’s speed and route information.
January 9th, 2015
Runners aren't the only athletes who can track their stats with a wearable device — a slew of new wearable sensors are aimed at sports players.
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New GPS Watches from Epson Announced
The Epson Runsense SF-810.
January 5th, 2015
Epson is launching three new GPS watches in North America, the company announced here in Las Vegas today at CES. The "Runsense" watches will be geared towards runners and other fitness buffs.
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LifeTrak Brite R450: Fitness Tracker Review
The LifeTrak Brite R450
December 17th, 2014
The LifeTrak Brite R450 is a new fitness tracker from Salutron that aims to provide a comprehensive view of health and fitness.
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Fitness Tracker Fatigue? How to Make Wearable Tech Useful
A group of fitness trackers
November 20th, 2014
The popularity of fitness trackers has exploded, yet few people keep using these devices after a few months. Now, researchers are looking at what key features would it would take to make trackers better.
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10,000 Steps? New Trackers Go Beyond the Data Dump
A woman looks confused while looking at her smartphone.
January 8th, 2015
New fitness devices are not just spouting scads of data, they are actually trying to provide deeper analysis of the data.
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New Fitness Tracker from Withings Doesn't Scream 'Tech Geek'
The Withings Activité Pop.
January 4th, 2015
A new fitness tracker from Withings may appeal to those with an eye for fashion who don't want to break the bank.
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Basis Peak: Fitness Tracker Review
The Basis Peak
December 3rd, 2014
The Peak is the latest fitness tracker from Basis, and the device aims to give you a number of insights into your daily activities, while motivating you to live a healthier life.
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