There are two reasons why you and your doctor should care if the sugar level is high
A high blood sugar can make you feel unwell and give you the typical symptoms of diabetes
Thirst and passing more urine than usual (particularly at night)
weight loss and tiredness
genital itching or frequent episodes of thrush
blurred vision.
These symptoms will get better as the blood sugar comes down.
Over a longer period, say 10-20 years it can have other effects on your health
It increases the risk of heart disease and stroke
It can also affect the eyesight, kidneys and feet
How can these problems be prevented? These long term problems can be prevented or reduced by treating high blood pressure, high blood cholesterol high blood sugar.