The “daybreak phenomenon” or “daybreak impact” is a time period used to explain when folks with diabetes expertise excessive blood sugar ranges within the morning.
A speedy rise in blood sugar ranges earlier than you get up within the morning could make it tougher to handle your diabetes for the remainder of the day, so it is vital to determine in case you’re experiencing the daybreak phenomenon and make a plan to cope with it.
This text outlines what the daybreak phenomenon is and how one can higher handle it so it does not destroy your day.
What’s the daybreak phenomenon?
Daybreak phenomenon is a symptom skilled by folks with kind 1 or kind 2 diabetes.
That is the excessive blood sugar ranges and insulin resistance that folks expertise within the morning, often between 2am and 8am.
Usually, extra insulin is required within the bloodstream at the moment of day to maintain blood sugar ranges fixed.
Some folks want as much as double the quantity of insulin of their bloodstream in a single day to fight the excessive blood sugar ranges attributable to the daybreak phenomenon.
Individuals with out diabetes additionally expertise the daybreak phenomenon, however the diabetic pancreas will increase insulin secretion to stop hyperglycemia. Individuals with diabetes haven’t got that luxurious.
It’s estimated that greater than 50% of individuals with diabetes endure from a point of daybreak phenomenon.
What’s the explanation for the daybreak phenomenon?
This organic course of dates again to prehistoric occasions. People developed to have larger blood sugar ranges within the morning (in order that they have extra “power”) to gasoline their looking and gathering efforts to seek out meals for the day.
A lot of the causes of the daybreak phenomenon are hormonal. The pure launch of counterregulatory hormones reminiscent of development hormone, adrenaline, cortisol, epinephrine, and glucagon through the evening will increase insulin resistance and will increase nighttime and morning blood sugar ranges.
As well as, two different processes happen within the liver in a single day that launch glucose into the bloodstream, resulting in a rise in blood sugar ranges.
- Glycogenolysis, the breakdown and launch of saved glucose
- gluconeogenesis, which is the manufacturing of glucose from protein or fats elements
Different causes of morning hyperglycemia embody inadequate insulin throughout night meals, inadequate basal insulin ranges through the evening, and even rebound of hyperglycemia that dropped through the evening.
It is necessary to not blame your self for the rise in blood sugar ranges attributable to the daybreak phenomenon.
It is a troubling challenge for everybody dwelling with diabetes, and it is vital to determine the way to finest handle and stop it with out blaming or feeling responsible.
What are the signs of the daybreak phenomenon?
The signs of daybreak phenomenon are the identical as these of hyperglycemia and embody:
- fatigue
- thirst
- must urinate
- headache
- physique ache
- dry eye
- blurred imaginative and prescient
How one can check the daybreak phenomenon
In case you discover that your blood sugar ranges are sometimes excessive within the morning, you’ll be able to arrange a testing routine for a couple of nights to find out if the daybreak phenomenon is the offender.
To do that, check your blood sugar ranges on the following occasions:
- earlier than going to mattress
- Early within the morning, between 2 a.m. and 4 a.m. (set your alarm clock to wake you up)
- As quickly as I get up
In case your blood sugar ranges stay steady from bedtime till early morning, then rise, chances are you’ll be experiencing the daybreak phenomenon.
Be aware: You probably have a steady glucose monitor (CGM), you do not want to do that check as a result of you’ll be able to simply take a look at the graph of your nightly glucose ranges that the CGM gives.
The blood sugar graph under is typical of the daybreak phenomenon.

How excessive ought to blood sugar ranges be thought-about the daybreak phenomenon?
Everybody experiences diabetes otherwise, however when it is larger than regular it is thought-about a dawning phenomenon.
In case your blood sugar ranges are larger than regular whenever you get up a number of occasions every week, contact your well being care supplier to readjust your insulin settings or nighttime routine to alleviate the issue.
You must search assist earlier than long-term harm or issues happen.
long run results
If left untreated, years of experiencing the daybreak phenomenon and excessive blood sugar ranges for a lot of the day can result in diabetes issues, together with:
- coronary heart illness
- stroke
- Neuropathy, particularly within the toes
- Decrease limb amputation
- kidney illness
- diabetic retinopathy of the attention
- untimely loss of life
Addressing excessive blood sugar ranges that may happen throughout sleep and into the morning may also help forestall and/or delay many (if not most!) of those widespread diabetes issues.
How ought to we cope with the daybreak phenomenon?
Work along with your physician to provide you with some options that work to higher handle the daybreak phenomenon chances are you’ll be experiencing, and remember to seek the advice of your physician first earlier than adjusting your diabetes treatment or insulin settings.
Different methods embody:
- Keep away from massive carbohydrate and sugary snacks at bedtime
- Improve protein and carbohydrate ratios in dinner and snacks
- Get sufficient sleep for 7-8 hours each evening
- Drink extra water within the night and keep away from sugary liquids
- eat dinner early within the night
- Eat a low-carbohydrate breakfast to handle elevated blood sugar ranges.
- Regulate doses of insulin and/or diabetes medicines
- train earlier than mattress
- Swap from a number of every day injections (MDI) to an insulin pump that mechanically adjusts insulin whilst you sleep
- Swap out of your common insulin pump to a hybrid closed-loop insulin pump just like the TSlim Management IQ or Omnipod 5.
- Change the time you’re taking your drugs at evening
- Divide your night long-acting insulin dose into two doses (verify along with your physician).
- Swap to a different drug that could be simpler for you
Learn our article for a really complete and detailed information to managing the daybreak phenomenon when utilizing insulin. Managing the daybreak phenomenon with basal insulin
Different causes for top blood sugar ranges within the morning
The most typical explanation for excessive morning blood sugar ranges is the daybreak phenomenon, however it’s not the one one. Two different issues may cause your blood sugar ranges to rise within the morning:
foot-to-floor syndrome
Floral foot syndrome is a phenomenon that happens whenever you get up with regular blood sugar ranges, however as quickly as you progress round within the morning, your blood sugar ranges rise even when you have not eaten something.
It’s because your physique usually releases counterregulatory hormones reminiscent of glucagon and epinephrine whenever you begin transferring.
A easy answer to this is perhaps to extend your basal insulin dose within the morning, or in case you’re not utilizing an insulin pump, take a small quantity of insulin whenever you get up.
For extra info on the way to handle foot on ground syndrome, take a look at our information. How one can keep away from morning excessive blood sugar
Samozy impact
The Samozy impact additionally causes excessive blood sugar upon waking, however for a barely completely different purpose.
When blood sugar ranges drop too low as a result of insulin launched in a single day, the physique naturally releases hormones reminiscent of glucagon and epinephrine, inflicting blood sugar ranges to spike and rebound.
That is extra widespread in folks with kind 1 diabetes than kind 2 diabetes. All kind 1 diabetics take exogenous insulin, which lowers blood sugar ranges too low at evening.
To fight this, it may be useful to put on a steady glucose monitor (CGM) and observe your blood sugar ranges in a single day to see in case your blood sugar ranges are getting too low.
Lowering your insulin-to-carbohydrate ratio at dinner or decreasing your nighttime basal price can forestall this.
You may learn to cope with the Samozy impact with our information What’s Samozy impact?
Different potential causes of excessive morning blood sugar ranges embody, however aren’t restricted to:
- Are there any new medicines you take?
- hormonal modifications
- being pregnant
- insulin resistance
- Defective insulin pump and/or CGM web site
- stress
- lack of sleep
- Miscalculation of evening bolus
Christel Oelm, who lives with kind 1 diabetes, recorded an incredible YouTube video exhibiting her finest suggestions for stopping morning excessive blood sugar. Properly price watching:
When to hunt care
Excessive blood sugar ranges within the morning are much less harmful than excessive blood sugar ranges at different occasions of the day, so the daybreak phenomenon doesn’t require emergency therapy.
Nonetheless, daybreak phenomenon could be a persistent downside and may result in long-term diabetes issues.
Subsequently, the Nationwide Institute of Diabetes and Digestive and Kidney Ailments (NIDDK) recommends seeing your physician or endocrinologist in case your morning blood sugar ranges are excessive three or extra occasions in two weeks.
Your physician may also help decide whether or not you might be experiencing the daybreak phenomenon and counsel modifications to your way of life, medicines, and diabetes administration.
conclusion
Everybody on this planet experiences the daybreak phenomenon, however folks with insulin-dependent diabetes are most inclined to the insulin resistance and cussed hyperglycemia attributable to this pure hormonal phenomenon.
There is not any must really feel responsible or ashamed, however by taking proactive steps, you’ll be able to alleviate, handle, and even forestall the daybreak phenomenon from wreaking havoc in your every day life and diabetes administration.
Daybreak phenomenon might be harmful if skilled for an extended time frame and may result in diabetic issues.
In case you recurrently endure from the daybreak phenomenon, remember to implement preventive methods reminiscent of incorporating night train, limiting carbohydrates at dinner, and growing your protein-to-carbohydrate ratio.
At all times seek the advice of your physician earlier than adjusting your basal/bolus insulin settings (if utilizing an insulin pump), splitting long-acting insulin into the night, or growing your insulin dose.

