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The Fitbit Versa 4 is a versatile fitness smartwatch focused on health and wellness tracking. Key features include 24/7 heart rate monitoring, sleep tracking, built-in GPS, and over 40 exercise modes.
Fitbit Ultra activity tracker in teal clipped to pocket. The Fitbit Ultra was announced on October 3, 2011. [18] The new features included: an altimeter that measures elevation gain in terms of floors, with one floor roughly equivalent to ten feet; a digital clock visible on the device's display; a stopwatch that can be used to time activities
A 2019 study found that the Fitbit Charge 2 accurately measures the average heart rate of healthy adults during sleep, and that it is most accurate for medium range of heart rate. However, the same study found that Fitbit Charge 2 relative to EEG, overestimated sleep efficiency by about 4%, but there was no difference in measured total sleep time.
The company manufactures the Sleep Number® bed, an adjustable air mattress.The "Sleep Number® setting" is a setting that adjusts the firmness or softness of the mattress on each side of the bed using air pressure (dual air chambers, one on each side), with higher numbers (up to 100) denoting higher pressure and more firmness, and lower numbers denoting less pressure and more softness.
The Fitbit Charge 6 ($159.95) is a small fitness watch that can track your heart rate, daily steps, distance traveled, fitness activities, calories burned, nightly sleep, menstrual health and ...
The Fitbit Charge 3 activity tracker. A fitness tracker or activity tracker is an electronic device or app that measures and collects data about an individual's movements and physical responses in order to monitor and improve their health, fitness, or psychological wellness over time.
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