17 votes
Accepted

Low heart rate on climb

I have seen this effect with several different optical based wrist HRM's. Your HR is not 90, but likely closer to 180. Optical HRM's generally have a longer lag to track changes in the heart rate and ...
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12 votes
Accepted

Daily commuter - stamina got worse after saddle height adjustment

A change of saddle height won't change your stamina. 'Stamina' is a crude term that reflects many processes within the body which contribute to powering the bike forward. At a very basic level, we ...
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  • 14.2k
11 votes

What use does a Heart Rate Monitor have if you have a Powermeter?

You can tell when you are knackered. Power indicates your actual output. With a baseline of previous power and HR data, you can establish a model for what you should be able to do. When your ...
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  • 9,858
11 votes
Accepted

What use does a Heart Rate Monitor have if you have a Powermeter?

There is only one occasion I would consider use of HRM has priority over a power meter (or indeed no monitor at all and simply using perceived exertion), i.e. your doctor or cardiologist has ...
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  • 2,355
10 votes

False hrm results

Try replacing the battery, it could be running flat. Make sure you're getting proper contact with your HRM to your chest - try adding some conductive gel. Try a different soft strap, they wear out ...
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  • 1,255
8 votes
Accepted

Finding my physiologically relevant maximum heart rate

The 220 - age (or any age based formula) is a myth that works well enough for roughly 60% of the population and puts the other 40% wrong. That it persists to this day with such ready access to HR ...
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  • 39.9k
7 votes

What use does a Heart Rate Monitor have if you have a Powermeter?

A heart rate monitor (HRM) measures cardiovascular system effort, while power measures muscular system effort. When averaged over long periods of time the two are typically highly correlated, they ...
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  • 29.8k
7 votes

Heart rate during a ~1 hour individual time trial?

This is absolutely specific on the heart rate zones of each individual. Each person has a different heart rate at their functional threshold (FTHR). Professional cyclists are able to cycle for a long ...
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7 votes

Wahoo heart rate monitor issue

It is 2020, and we have had heart rate monitors for quite some time. Additionally, we have had the Bluetooth and ANT+ communication protocols for some time. Note that this answer is primarily based on ...
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  • 19.3k
7 votes
Accepted

Using a Heart Rate Monitor (and a cadence and speedometer, but no power meter), how can I remain in Heart Rate Zone 3?

It's most likely that your bike computer is using your age to determine a maximum heart rate and then determining some zones based on that. This is common practice amongst devices that use HRM data, ...
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  • 14.2k
6 votes

What target heart rate or power do people use when commuting by bike

I would claim, without data so just thinking about my experience with the world, that most commuters are not targeting heart rate or power, they are just trying to get to work. Some want to get there ...
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5 votes
Accepted

Learning to listen to my body and stop over-exercise

Learning to listen to your body equates to developing discipline in your training. Changing the type of exercise can help you give specific muscle groups rest but you can still exercising without the ...
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5 votes

Why don't professional cyclists use the Maffetone method?

Because it does not work. First: As discussed in comments, the assumption that maximum aerobic heart rate can be calculated as 180 - age is wrong and heart rate is not very good indicator of power ...
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  • 19.4k
5 votes

Low heart rate on climb

I'll offer a few observations from personal experience. Firstly, I have a Fitbit Alta HR which also has an optical HR sensor. I find it's pretty accurate running, but fails abysmally on a bike. It ...
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5 votes

How to approach zone practice if heart rate zones are completely inaccurate

Max HR isn't a particularly useful metric. Not only is it particularly difficult to measure/estimate, but it can't be used to accurately define training zones, as there are large variations between ...
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  • 14.2k
4 votes
Accepted

Should Max Heart Rate be sport dependant in cycling?

Firstly, it should be said that every reputable source recommends obtaining max HR under medical supervision only, due to inherent risks. That is why many sites discuss various ways of estimating max ...
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  • 17k
4 votes
Accepted

Pacing for 90km time trial with heart rate monitor

For those unfamiliar with the CTS system, there is a guide here The answer is a hard one without knowing the individual athlete, as a better trained athlete will be able to tolerate much more work in ...
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  • 14.2k
4 votes

How important is a heart-rate monitor?

The short annswer is not at all important. People trained and got fit for decades without heart rate monitors. Current thoughs in some camps is to dump heart rate altogether. For someone just wanting ...
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  • 39.9k
4 votes
Accepted

Can the Garmin Edge 130 obtain heart rate from a fitness wrist-band?

GPS-based computers, which are often called head units, typically use two communication protocols: Bluetooth (which is the same as many personal electronic devices like smartphones use) and ANT+, ...
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  • 19.3k
4 votes

Using a Heart Rate Monitor (and a cadence and speedometer, but no power meter), how can I remain in Heart Rate Zone 3?

Answering the question as written at the time of answering and avoiding all side tracks about the meaning of the zones: Whenever you find yourself above the target zone, slow down. When you are below ...
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  • 19.4k
4 votes

False hrm results

As mentioned already, one likely problem is poor contact. One easy way to test for poor contact is to get the contact area wet - and I mean wet. Put on your HRM strap and get your GPS unit. Turn on ...
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  • 8,783
4 votes

Daily commuter - stamina got worse after saddle height adjustment

How’s the overall seating position? Increasing saddle height – without changing handlebar position – will lead to a more “aggressive” position which puts more weight on your arms and allows less room ...
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  • 19.6k
3 votes

Windows Phone as a Bike Computer - What is the current State of the Art?

Having considered between unsing my android phone as a bike computer and buying dedicated computer, I noticed some points that could serve you. Using cell phone: You need a bike mount to be able to ...
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  • 1,134
3 votes

Can you identify this Cateye HR Sensor E product model?

It is not ANT+ - only the HR-11 is listed on "thisisant.com" (and its too old to be ANT+) I suspect it will analogue - most likely would be Polar compatible but cannot be certain. There are Cateye ...
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  • 39.9k
3 votes

Multiple Bluetooth Smart sensors for bike?

Android can just about handle multiple BTLE sensors simultaneously but there are still some low level Android bugs that make it rather unreliable. The coding for is also a good bit more complex to ...
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  • 278
3 votes

Learning to listen to my body and stop over-exercise

You don't say how old you are but from your description, my guess is the problem may be dehydration which seems to affect us older guys more than younger ones. I experience this if I am not careful. ...
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  • 37
3 votes

Learning to listen to my body and stop over-exercise

I have a habit of riding harder when I'm by myself. If I ride with a group or even with one other person I'm less likely to overdo it. Consider trying out a group ride. Try to pick a group where you ...
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3 votes

heart rate monitor / arrythmia

I can't speak to the specifics of arrythmia, but I will challenge the presumption a HR monitor is needed at all. Its entirely possible to train well without gadgets. If you feel the need for a ...
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  • 39.9k
3 votes

Finding my physiologically relevant maximum heart rate

Max HR isn't a particularly useful metric. Not only is it particularly difficult to measure/estimate, but it can't be used to accurately define training zones, as there are large variations between ...
user avatar
  • 14.2k
3 votes

Finding my physiologically relevant maximum heart rate

Whatever maximum you have achieved on a bike is your maximum verified heart rate. Since you have reached 202, it is at least 202. Ignore the formulas since you already know better. If you have an ...
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