Getting the most of our your Heart Rate Monitor (Fundamentals of Heart Rate Training)

FitGirl-ATX

Cathlete
Hey guys,

In a response to one of our member's questions regarding heart rate training, I'm sharing a handout that I wrote for participants in my Spinning classes. If you use a heart rate monitor while training, this information may help. You should recalculate your training zones every 3 months or so, as your body will become more cardiovascularly efficient and your training levels will change. I also have a spreadsheet that will calculate the numbers for you based on a few inputs. However, I am not able to post that in the forum.

I do agree that use of a heart rate monitor is helpful for only certain activities, but it's definitely an individual decision. I use my HRM all of the time when I spin or run, but it distracts me when I do step and circuit training. Anyway, here's the article that I wrote, for whatever it's worth. I've lost the pretty formatting, but can easily email the original to anyone who's interested.

Cardiovascular Fitness
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Cardiovascular fitness is defined as the ability to perform repetitive, moderate-to-high intensity, large muscle group movement for a period of time. Tracking your heart rate during exercise reveals the intensity of your workout. A well-balanced exercise program should vary intensity levels to focus on different aspects of training.

You will want to focus on :
• Optimized Fat Loss/Endurance training
Lower intensity training that keeps the body in the fat burning training range
• Cardiovascular training
Varying ranges of intensity to help strengthen the heart; also known as interval training
• Anaerobic training
High levels of intensity maintained for short periods of time to maximize your body’s strength and ability to do work

How to Monitor Your Heart Rate
------------------------------
There are two ways to monitor your intensity during exercise:
1. Rate of Perceived Exertion
2. Using a Heart Rate Monitor

Rate of Perceived Exertion
--------------------------
The rate of perceived exertion is a fairly inaccurate method of measuring your intensity. However, if you do not have a heart rate monitor, it will serve as a way for you to recognize your own intensity. You simply rate how hard you are working on a scale of 1-10. 1 is your body at rest, 5 is working at very light intensity range, 9 should be your maximum point of intensity. You don’t ever really want to achieve a 10 because you could overexert yourself and pass out! In theory, you will never reach your maximum point of intensity (i.e. 100%).

Heart Rate Monitors
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You may purchase a personal heart rate monitor for use during exercise sessions. They come in a variety of different functions. When purchasing a monitor, you will want to ensure that the owner has the ability to set his or her own heart rate training range. It is also nice to see the heart rate percentage display during the workout. Most heart rate monitors require the use of a watch receiver and a chest strap transmitter. Polar is the leader in the industry for products to effectively monitor heart rate. However, there are other brands that also make a quality product.

Some exercise machines have heart rate monitors, but they are not personalized to account for your current level of fitness. You also need a heart rate strap to use them properly.

How to Calculate Your Heart Rate Training Zones
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There are two formulas for calculating your heart rate training zones: age-predicted and the Karvonean formula. Most heart rate monitor programs and the many of the charts posted in health & fitness facilities utilize the standard age-predicted formula. The age-predicted formula does not take into account a person’s current level of fitness.
Standard Age-Predicted Formula: (55-92%)HRmax

Karvonean Formula: (55-92%)HRReserve + HRRest
The Karvonean Formula is a more accurate measure of heart rate training zones as it is based on individual fitness level, in addition to age. You will want to recalculate your training zones every 3-4 months. As your body gets stronger and healthier, it will become more efficient at transporting oxygen throughout your body. Your body will utilize less energy for basic routine functions, and your resting heart rate will decrease.

Explanation of Equation Variables
1. Maximum heart rate (HRMax): Theoretical maximum rate at which your heart can beat at your age; one should never exercise at this rate unless performing a maximal heart rate test under the supervision of a physician. In a healthy individual, theoretical maximum heart rate is calculated by using the formula HRMax = 220 - Age
2. Resting heart rate (HRRest): the number of times your heart must beat to perform basic bodily function; usually most accurate when measured in the morning, just before arising (i.e. count your pulse for one minute before you get out of bed), as this is an indication of your body in a true state of rest
3. Heart Rate Reserve (HRReserve ): Considered the difference between maximum and resting heart rate; this is the number of heart beats your body can contribute to work effort; HRReserve = HRMax - HRRest

Karvonean-Based Fitness Training Zones
Fat Burning (55%-65%) HRReserve + HRRest
Cardiovascular Fitness (65%-80%) HRReserve + HRRest
Anaerobic (80%-92%) HRReserve + HRRest

You will find the Karvonean-Based Fitness Training numbers they are significantly different than those numbers on the standard reference charts! The “Helpful Tips” section will help you correlate the training zones above to the Spin Energy Zones.

Helpful Tips
1. Calculating your resting heart rate.
• Count your pulse for a full minute, as soon as you wake up. This limits the amount of activity, captures your body in a true rest state. Record the measurement.
• Repeat the measurement process for 3 consecutive days.
• Consider the average measurement over the 3 day period as your resting heart rate:
HRRest = (Day1 + Day2 + Day3)/3.
2. Frequency
As your body gets more conditioned and used to exercise, your resting heart rate will decrease. The body becomes more efficient transporting blood and oxygen throughout the body, and does not have to work as hard as it once did. Therefore, recalculate your training numbers approximately every 3 months.
3. Energy Zones (use the Karvonean formula to determine zones)
You can program your numbers for each training zone into your heart rate monitor. These training zones are used to structure our Spinning program, but can be used for general training as well. In Spin training, you should spend the first 2-3 months training at 80% or less to build your aerobic foundation.

Recovery: 55% - 65% Interval: 65% - 92% Race Day: 80% - 92%
Endurance: 65% - 75% Strength: 75% - 85%



Your friend in fitness,
FitGirl-ATX

Picture Trail URL: http://www.picturetrail.com/gallery/view?username=fitgirl-atx
Website: http://www.niakelley.com/61606/

"I am only competing with the me I have yet to be..."
 
Yes, could you e-mail this to me. Just in case I put a HRM on my Christmas list. I can go back and refer to this then.

Thanks, Dallas

PS - Great pictures!
 
Thanks for this post....I can rarely workout anymore without a HRM!...also you look awesome...good luck in your competing...:)...Carole
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

For anyone who can give me suggestions...

When I use my HRM, it seems to lose contact often as it tells me it's not getting a proper signal quite alot during a work out plus it has my heart rate all over the place in the time it takes to do one activity...even a short one. I did not put out the cash for a polar and I'm thinking maybe I should have. I bought a Timex for $40.00 at Walmart. I wanted the extra functions for less $$$...not worth it? Or is more likely that I am a beginner and still learning how to use/read this thing properly? (ie-attaching the chest strap correctly, etc.)

Any help would be wonderful!:)

TIA!
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

Hi Fitgirl,

I was just curious - where do you teach Spinning? I heard from a little birdie that you are in the same city I'm in. I work at Gold's Gym and was just wondering where you teach....
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

Hi. I am new to the whole fancy HRM thing, but I had a basic one many years ago that did the same sort of thing. Turned out the battery in it was dead or dying.

Other possibilities:
--Dampen the chest strap before you put it on
--Check for interference from other electronic devices (cell phones, cordless phones...). Maybe the direction booklet for your HRM talks about how to correct this? Mine did--involved moving the HRM away from the interfering devices and seeing if that helps, then trying to find a spot where there is no interference when you workout.

Anyhow, that's all the suggestions I can think of based on my very limited experience with the newer monitors.
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

Thanks so much! I do dampen the chest strap as per the book. It could be the battery though or the fact that I have a cordless phone in the same room as well as the baby monitor turned on most times when I work out....I'll have to play around with those things and see what happens. I think I used it one day when the monitor was not turned on b/c dh was home and I don't THAT made a difference but I can try the cell phone thing...should I remove the entire phone from the room or just the receiver??? Thanks! :)
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

Hi,
It sounds like you have all of the typical trouble spots identified:
1) Always moisten the electrodes on your chest strap
2) If you've been using the same chest strap for a while, you may need to replace it. Electrodes on those things wear out too
3) The battery on the watch receiver may be low
4) Exercising too closely to someone else who is also wearing a HRM will cause interference. You may start to pick up each other's signals, which will elicit obscure figures :)
5) I'm not sure how much of an impact the other electrical equipment (cordless phones, baby monitor) would introduce. In my experience, I've only really seen interference at close ranges. We teach in a room with a huge stereo, speaker, and microphone system, which have no affect on HRMs. My guess is that it's one of the first 4 culprits.

Hope it helps!

Your friend in fitness,
FitGirl-ATX

Picture Trail URL: http://www.picturetrail.com/gallery/view?username=fitgirl-atx
Website: http://www.niakelley.com/61606/

"I am only competing with the me I have yet to be..."
 
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RE: Getting the most of our your Heart Rate Monitor (Fu...

Fit_mom,

Timex is known for losing signals, and grabing other signals it shouldn't. The few I've known that have bought Timex HRMs have taken them back. Their watches are great, the HRMs need a bit of work, but maybe in a few years Timex will be up with Polar... Well wishful thinking I'd love to see a good cheaper HRM out there. As to me they are a bit too expensive. But there really is no fix for the Timex as it will do it, in a room with just you and the TV, and it's even worse if it's around workout machines that sends HR to the user.

I wanted the Timex as they actually made one for a small wrist. My wrist is just barely 5 inches around, so any medium or large watch looks like I stoled it from a giant. But after seeing the proformance of the Timex, I went with Polar, even though it ment I'd have a watch on my wrist that hangs off both sides. I have yet to ever see it lose the signal or get someone else's signal, and I'm around a lot of workout equipment all day long as well as a lot of others who have HRMs. So the money and big watch, were somewhat a fair trade.

But make sure your using the eletroid gel stuff, that can really make a world of difference for the HRM to get a good solid reading. Water and spit aren't always the best.

Kit
 
RE: Getting the most of our your Heart Rate Monitor (Fu...

Thanks for the advice Kit! Where would I purchase the gel? I'm very willing to buy it if it will improve the performance. I'm not ready to spend the bucks for polar yet....

TY!:)
 

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