If you attain for the kettle to brew a robust cup of coffee earlier than doing anything within the morning, you aren't alone.

The black drink provides a welcomed kick of caffeine once you don’t really feel fairly able to face the day.

However, this well-liked drink may truly spike your blood sugar levels when loved after waking up, Dr Michael Mosley warned.

High blood sugar can fire up a cascade of health issues, together with laying the dangerous groundwork for diabetes.

Fortunately, you don’t want to surrender the caffeine behavior altogether.

Dr Mosley defined that earlier than you get up, your physique releases a “big shot” of the stress hormone cortisol to get you prepared for the day.

If you throw espresso into this combine when your cortisol is already excessive, you'll create a recipe for high blood sugar.

What’s worse, the well being guru discovered that even black espresso with out milk or sugar has the identical impact when monitoring his ranges.

Because your blood glucose is already excessive once you get up, caffeine can elevate your ranges even additional, however the timing of your first espresso may sort out this.

Therefore, the physician advisable delaying having your first cup until at least an hour after waking when your cortisol ranges begin falling. 

Dr Mosley penned for MailOnline: “And that trick definitely appears to assist management my blood sugar response. 

“I additionally discovered {that a} brisk stroll quickly after consuming was a great way to carry my blood sugar ranges down — it is because my muscle groups have been utilizing up a number of the surplus sugar."

Keeping your blood sugar levels in check is crucial for a number of reasons as "thousands and thousands of Brits have abnormally excessive blood sugar", the physician defined.

Worryingly, excessive blood glucose can deal harm to your arteries and nerves.

Dr Mosley added: "An estimated seven million individuals within the UK have prediabetes (i.e. raised blood sugar ranges that may be a precursor to full-blown kind 2 diabetes) — however a very good proportion will not realize it, and even should you do not go on to develop kind 2 diabetes, merely having prediabetes will increase your danger of untimely loss of life by greater than 60 p.c."

Fortunately, you'll be able to regulate your blood sugar ranges by doing a finger prick check that may be purchased on-line.

If the outcomes recommend your glucose is simply too excessive, then you must speak to your GP, Dr Mosley suggested.