Dec 2018
1:39pm, 8 Dec 2018
27,323 posts
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SPR
I just start easy and so HR starts low.
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Dec 2018
1:40pm, 8 Dec 2018
27,324 posts
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SPR
Obviously that refers to training. For races, warm up is a must.
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Dec 2018
1:42pm, 8 Dec 2018
13,733 posts
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Bazoaxe
You missed the point SPR. The true HR is actually low, but an erroneous reading gives a higher HR for about a mile.
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Dec 2018
1:48pm, 8 Dec 2018
27,325 posts
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SPR
Baz - I'm referring to splanchnic shunt which was discussed after rather than erroneous readings. What I'm saying is if you start easy, there's not a sudden high demand on your heart, so likely the overshoot to deal with start of activity will be less.
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Dec 2018
2:18pm, 8 Dec 2018
1,622 posts
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J2R
I never get excessively high HR readings in the first mile when I neglect to warm up and find it very tough going - the opposite, in fact. I feel that my heart rate is remaining lower than it should be, and I have conjectured that this might mean I'm tending to run into oxygen debt. If I warm up properly beforehand (and simply running a couple of miles at an easy pace does this fine, without the need for any strides or anything), my HR climbs much more quickly up to the typical HR I will have in the latter stages of the race.
I don't know whether there is any medical basis for this conjecture - one might assume that the heart will successfully pump out whatever blood is required for the effort level. But I wonder whether it's reasonable to see the heart itself as a muscle which needs to be warmed up before it operates at peak efficiency, and maybe it gets more sluggish at doing so as we get older?
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Dec 2018
3:36pm, 8 Dec 2018
1,106 posts
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Daz Love
Thanks all... It was relatively easy pace and seems odd it’s just started as getting colder.
Will keep an eye
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Dec 2018
3:47pm, 8 Dec 2018
65,597 posts
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Gobi
Mine plays up sometimes in the first 15 mins
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Dec 2018
3:48pm, 8 Dec 2018
65,598 posts
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Gobi
Ps. Inhave the hrm tri and although battery life is ok the strap is dying. I shall post pictures if people like.
Prefer the older device where you could replace the strap.
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Dec 2018
4:02pm, 8 Dec 2018
1,623 posts
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J2R
Yes, definitely wouldn't want an HRM where you couldn't replace the strap. I tend to think of HRM straps in the same way as you would tyres on a car, items with a limited lifespan which need replacing from time to time.
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Dec 2018
4:56pm, 8 Dec 2018
65,599 posts
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Gobi
Not sure how well you can see but split and bubbles on the strap
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