Effects of Prolonged High Blood Sugar

By  ,  Onlymyhealth editorial team
Jan 21, 2012

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Effects of prolonged high blood sugarThe values representing normal blood sugar levels in a healthy individual should lie between 75mg/dl to 120mg/dl. Anything that overshoots this range should be considered  high. Although, a single reading may not be sufficient to deduce. Doctors may advise you to repeat the tests within a period of a few weeks or days to confirm the diagnosis. Once detected, high blood sugar levels need to be controlled with dexterity. The effects of prolonged high blood sugar levels in an individual could be lethal.

[Read: High Blood Pressure and Diabetes]

The Dangerous Effects of Prolonged High Blood Sugar

  • When blood sugar levels aren’t controlled effectively over a period of time, they can eventually lead to permanent organ damage. Poor monitoring can be the prime cause for the same. Two of the most vulnerable targets are the kidneys and pancreas. Kidney problems that can be attributed to high levels of blood sugar are categorised as diabetic nephropathy. The kidneys might fail and dialysis may be required for sustaining life.


  • The effects of prolonged high blood sugar may also include complete loss of vision. Diabetes affects the eyesight severely and when not managed adequately, can eventually lead to permanent blindness. Therefore, people with long term diabetes are advised to undergo periodical vision checks to ascertain that their eyesight isn’t losing vitality over time.


  • Long term diabetes can also result in obesity, which in turn can lead to various other illnesses. Obesity may be the cause of various related problems such as high levels of cholesterol in blood, liver problems, joint related pains and aches, hypertension and compromised cardiovascular health. Therefore, regular exercise and structured fitness regime would be advised for those gaining weight on account of high blood sugar.


  • Diabetes can also account for slow healing of wounds and therefore, result in uncontrollable blood loss. In certain cases where the blood sugar levels are particularly high, there might be gangrenous growths warranting an amputation as well.


  • Long term diabetes also leads to irreparable nerve damage progressively over time.

The only way to minimise the ill effects of prolonged high blood sugar can only be minimised through effective management. You should immediately consult your diebetologist and seek effective guidance on the administration of insulin and lifestyle changes.


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