Fitbit is a well-known brand for selling high-quality heart rate trackers and smartwatches. When it comes to selecting the best heart rate tracker, fitness enthusiasts love to pick Fitbit devices. Fitbit fitness trackers have lots of features you would love to know. A lot of people think why they need a device to track fitness. What does it do? How does Fitbit track heart rate?
What Is Fitness Tracker?
Fitness trackers are designed to keep a tab on all-day activities of the user, such as heart rate, calories you have burned, the distance you have covered, steps taken, active minutes, sleep stages, floors climbed, etc. Many Fitbit watches are designed to track swimming as well. Every Fitbit watch is water resistant, which means you are allowed to go out for a walk even if it’s raining.
Each and every feature of Fitbit fitness trackers are designed for the convenience of the fitness enthusiasts, which is beneficial even if you are working out. For instance, we all know climbing floors need effort, and you may burn calories depending on the number of floors you have climbed, which can be seen on the screen.
There was a time when people need to wear a chest strap to track heart rate. But, with the advent of technology, now you have the convenient option, you just need to wear an attractive and lightweight watch, and let it do the rest of the work.
But the point to note is that if you are willing to take steps toward the fit and healthy life, then you need a fitness tracker as it tracks each and every activity of yours while keep displaying the stats on the screen. It also informs you about the intensity you need to perform your workout. A mini device with lots of features!
Fitbit smartwatches are also outstanding in terms of features, quality, performance, and durability. Now that you know what does fitness watch do, it is the time to know how does Fitbit track heart rate.
How Does Fitbit Track Heart Rate?
People are curious to know ‘how does Fitbit track heart rate’. Some fitness enthusiasts who used or have been using Fitbit fitness trackers are not aware of how it tracks the heart rate. And, people, who have never used fitness trackers, don’t even know how well it tracks the heart rate.
Most of the Fitbit fitness trackers monitor continuous heart rate 24 x 7 all thanks to the PurePulse technology. As you know, all the heart rate trackers of Fitbit are attractive and comfortable watches, and since you are wearing it on your wrist, it tracks your heart rate by keeping a tab on your pulse rate.
Fitbit is known for its accurate heart rate tracking. It is really important to keep a tab on your heart rate to how well your heart is functioning and how you can move towards your goal with what level of intensity. So, how does Fitbit track heart rate?
When the heart beats, the capillaries contract and expand depending on the blood volume change. The PurePulse LED of your watch detects the blood volume changes. There are algorithms that are applied in order to measure your heart rate continuously and automatically. You can see a heart rate icon on your display screen that will tell you on which heart zone you are in the current state; peak zone, custom zone, out of the zone, fat burn zone, or cardio zone.
Fitbit fitness trackers also measure the resting heart rate, which means it even tracks heart rate when you are still, calm, awake, and comfortable. So, all in all, Fitbit tracks your heart rate accurately.
What is the dangerously high heart rate when exercising?
All the people who perform workouts know the process of panting, having a fast heart rate, running short of breath, and a dry mouth. It takes a little while for our body to come back to the normal state. It is quite evident that when you exercise, you breathe heavily because at that time your body needs oxygen. Apart from breathing heavily, the muscles need the energy to respond well to the workout session. It makes your heart pump faster.
Most of the people are unaware that there is a dangerously high heart rate that is not at all healthy for your body. One thing you need to note that no matter how intense and heavy work out you performs, there is a limit to maximum times your heart beats per minute. If it exceeds the limit, then it is highly dangerous for your life.
The heart rate during exercise depends on age and also varies from person to person. To calculate the maximum heart rate, you need to subtract your age from 220. Take a look at the chart containing maximum heart rate depending on your age.
| Age | Average Maximum Heart Rate, 100% | Target HR Zone 50-85% |
| 20 years | 200 beats per minute (bpm) | 100-170 beats per minute (bpm) |
| 30 years | 190 bpm | 95-162 bpm |
| 35 years | 185 bpm | 93-157 bpm |
| 40 years | 180 bpm | 90-153 bpm |
| 45 years | 175 bpm | 88-149 bpm |
| 50 years | 170 bpm | 85-145 bpm |
| 55 years | 165 bpm | 83-140 bpm |
| 60 years | 160 bpm | 80-136 bpm |
| 65 years | 155 bpm | 78-132 bpm |
| 70 years | 150 bpm | 75-128 bpm |
Symptoms
Your body informs you when your heartbeat reaches a dangerous level. The common symptoms that you may experience are
- Lightheadedness
- An abnormal sweating
- Nausea
- A problem in breathing
- Pain in the stomach
- Feeling of fainting
Conclusion
In this article, we shed light on ‘how does Fitbit track heart rate’ and what is the dangerous heart rate during exercise. Fitbit is a popular brand that has been selling outstanding fitness trackers and smartwatches. All Fitbit watches are attractive with lots of features.
The heart rate tracking feature of Fitbit works really well. It keeps informing you about the continuous heart rate 24 x 7 with the help of PurePulse technology.
The post How Does Fitbit Track Heart Rate? – Must-Known Information appeared first on Techwhiff.
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