Without an adequate supply of insulin, the glucose stays in the bloodstream, which can have adverse health effects.
One such example is that glucose, in high quantities in the bloodstream, then irritates and damages the blood vessels.
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The best way to know whether you have diabetes or not is to have your blood sugar levels tested via a blood test arranged by your local health practitioner.
If you do have diabetes, Elliott-Hutton suggested that it could worsen other health conditions, such as osteoarthritis.
Source: Daily Express