Prediabetes vs Type 2 Diabetes
Prediabetes and Type 2 Diabetes are conditions that share some reported symptoms, which can make them easy to confuse. This guide explains the key similarities, how each is described, and how providers may investigate them. Educational content only - not a diagnosis.
About Prediabetes and Type 2 Diabetes
Prediabetes: Blood sugar levels that are higher than normal but not yet high enough to be diagnosed as type 2 diabetes. It is considered a warning sign and a window for prevention.
Type 2 Diabetes: A chronic condition in which the body becomes resistant to insulin or does not produce enough insulin to maintain normal blood glucose levels. Over time, elevated blood sugar can affect the eyes, kidneys, nerves, and heart.
Symptoms shared by both conditions
These symptoms have been reported in association with both Prediabetes and Type 2 Diabetes.
Symptoms of each condition
Prediabetes
Type 2 Diabetes
Blurred vision
Lack of sharpness of vision resulting in the inability to see fine detail....
Excessive Thirst
An abnormal or excessive feeling of thirst that persists even after drinking fluids, which can be a sign of hi...
Fatigue
A subjective feeling of tiredness characterized by a lack of energy and motivation....
Frequent Infections
Experiencing infections more often than usual, which can be a sign of immune, metabolic, or other conditions....
Frequent Urination
The need to urinate more often than usual, which can be a sign of diabetes, urinary tract infection, enlarged ...
Increased body weight
Abnormally increased body weight....
Poor appetite
A reduced desire to eat....
Slow Wound Healing
Wounds that heal more slowly than expected, which can be related to high blood sugar, poor circulation, or imm...
Waking to Urinate at Night
The need to wake up during the night to urinate, which can disrupt sleep and may be linked to bladder, prostat...
Weight loss
Reduction of total body weight....
How Prediabetes may be investigated
Healthcare providers may order these tests when evaluating Prediabetes.
Fasting Glucose
Measures blood sugar after fasting to screen for diabetes and prediabetes....
Fasting Insulin
Measures insulin levels to help assess insulin resistance....
Glucose 6-Phosphate Dehydrogenase G6Pd Test, Quantitative
Order Glucose 6-Phosphate Dehydrogenase (G6PD) Test, Quantitative.com online through our partner and visit a l...
Glucose Blood Test
The glucose test is a blood test used to measure glucose (blood sugar) levels. Glucose is the major source of ...
Hemoglobin A1C Testing
The hemoglobin A1c (glycated hemoglobin) test measures how well diabetes is being controlled. Order the test o...
Hemoglobin A1c (HbA1c)
Reflects average blood sugar over the past 2-3 months....
Igf-1 Insulin Blood Test
Our IGF-1 blood test is commonly used to measure levels of human growth hormone (hGH) and its activity....
Frequently Asked Questions
What is the difference between Prediabetes and Type 2 Diabetes?
Prediabetes and Type 2 Diabetes are distinct conditions that share some reported symptoms, which is why they can be confused. Prediabetes: Blood sugar levels that are higher than normal but not yet high enough to be diagnosed as type 2 diabetes. It is considered a warning sign and a window for prevention. Type 2 Diabetes: A chronic condition in which the body becomes resistant to insulin or does not produce enough insulin to maintain normal blood glucose levels. Over time, elevated blood sugar can affect the eyes, kidneys, nerves, and heart. This content is informational, not a diagnosis.
Can Prediabetes and Type 2 Diabetes be mistaken for each other?
Yes - because they share symptoms such as Fatigue, Increased body weight, Poor appetite, they may present similarly. A qualified healthcare provider distinguishes them through history, examination, and testing.
How are Prediabetes and Type 2 Diabetes investigated?
Testing depends on the specific condition and presentation. A provider may order tests such as Fasting Glucose, Fasting Insulin, Glucose 6-Phosphate Dehydrogenase G6Pd Test, Quantitative, Glucose Blood Test, Hemoglobin A1C Testing. Test selection is a clinical decision.