I try myself to be inside 3.9-5,6 limit all the day, the spike (normally around 1 hour after meal for me) not to cross 7.7 limit. Thus “rising to less than 2mmol/l” is not so important for me. It can be more, just not to pass 7.7 one hour after meal. If possible, I want to be under 5.6 within two hours after meal.Most of the people here try and keep the post meal rise to less than 2 mmol/l 2 hours after a meal.
Agree with @bulkbiker - in common with many here, I like to keep to less than a 2 mmol rise 2 hours after meals, ideally a lot less and get very irritated if I go above 6 at any time. I eat a very low carb diet and intermittent fasting to achieve this.
Hi. I've been using a Freestyle Libre sensor for a little over a week, and out of curiosity made it a habit of checking once an hour - just to see how my BG reacts to what I put into me, as I'm all new to this type 2 diabetes. Unfortunately, I've had no advice on what to do or not to do (apart from "keep your BG between 5 and 7").
From what I've read here and elsewhere, "spikes" in BG are expected and normal. But I wonder, what are "normal" spikes, and if so - when are those "spikes" normal? An hour after eating, 90 mins, 2 hours?
I've been put on 2 x 1000mg Metformin daily, for info (starting at 2 x 500mg for two weeks but that was before I started using the sensor).
I've set my sensor reader to "normal" being between 5 and 7 (as advised), and in the last 9 days I've been within this for 94% of the time, and that's measuring every hour (except when asleep, of course).
From what I've gathered, most carbs are bad and sugar also (obviously?!) and I try to avoid that. Me being un-friendly towards vegetables and seafood doesn't help but I try to vary what I eat with these restrictions. Yet my BG doesn't change much.
However, being fond of my pints, I find it hard to stop drinking yet my BG doesn't seem to be much affected by it. I've read that taking alcohol will in fact lower your BG but for me I might go from 5-5.5 up to 7.5-8 after a first pint and then back to 5-5.5 after another hour yet still drinking in the same tempo (I might have a weekly pint "allowance" in one sitting...). At bed time it will still be around 5 and at wake-up time the next day the BG will still be around 5 (I might have something to eat before going to bed, like a fried egg or a few fish fingers (doesn't taste like fish!) but nothing major like it used to be, like - mmm - taco chips from the chipper.. - those days are gone).
The highest my sensor has come back with was 11.5 but that was 2 hours after activating my first sensor and it was 5.4 an hour after that - with no food taken after the sensor was applied, so I'm kind of disregarding that reading.
I'd be interested in learning what others think are "spikes" and what readings one should be worried about, if for a prolonged time (say, over x mmol for x hours is bad, but x mmol two hours after eating is "normal").
you can download the log of all these 15 minute readings. It also uses them when calculating the time spent within your target. It doesn't require any scans for this.
Hi @Bluetit1802
No, I didn't realise that. I was wondering how it could show slight variations at night time when I don't scan...
I don't understand what you mean by the last sentence in this, though:
If I don't scan, how would the readings get into the scanner then?
In any case, I might relax my scanning then if the sensor is capturing anyways - I thought it was only when I scanned. Like, do a scan if I feel like something's not right (am I feeling funny because my BG is too high/low?) and daily to view the trend? Must keep a log of what and when I eat then...!
Thanks for the link @Crocodile
Before I ordered the Libre sensor they did say that it may be a delay of ~10 minutes and so is not directly comparable to blood test BG but still reliable enough they claim, so I went for it instead of having to do finger blood tests. But if the sensor measures every 15 mins or indeed every minute then that's good enough for me. If I see a worrying spike I'd check again in 10 mins anyway (that was my plan and has only happened once, the first day I applied the sensor when it went to over 11 then to 5 and stayed around 5).
@Bluetit1802
I guess I'll learn all this when I eventually get an appointment to the diabetes clinic...!
Thanks for the link @Crocodile
Before I ordered the Libre sensor they did say that it may be a delay of ~10 minutes and so is not directly comparable to blood test BG but still reliable enough they claim, so I went for it instead of having to do finger blood tests. But if the sensor measures every 15 mins or indeed every minute then that's good enough for me. If I see a worrying spike I'd check again in 10 mins anyway (that was my plan and has only happened once, the first day I applied the sensor when it went to over 11 then to 5 and stayed around 5).
@Bluetit1802
I guess I'll learn all this when I eventually get an appointment to the diabetes clinic...!
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