### instruction:
If you are a doctor, please answer the medical questions based on the patient's description.

### input:
Dear Sir,I am 31 male from India ,my BMI was 30.2 ,two months back due to offshore site requirement i have to go througChatDoctorplete tests,In that tests everything was OK but my fasting glocuse level shown 217 mg/dl after 9 hours of fasting (before 9 hour I had few chocolates and cigrate as i was not aware what fasting test meant for).So i was advised to do test of HB1AC and PP which i did after 1 month, the result was HB1AC 9.1% and PP 149 mg/dl with reduced bmi 29.As I was pretty sure I am fit and also i dont have family history.So I visited to physician after 6 days of this test in that he found my random BG is 107 mg/dl but HbA1C still 9 %.So he asked me to perform OGTT and Fasting test after 3 days,report was fasting 124 mg/dl .OGTT after one hour 213mg/dl after 2 hour 100 mg/dl and after 3 hour 79 mg/dl.He confirmed with OGTT that he cannot say i am diabetic ,for fasting he has given me metformin 500 before 12 days but i didnt start medication because i have reduced my bmi to 28.4  by exercising and dieting.My query Since 1 week i am monitoring my FBG its always in the range of 83 to 102 mg/dl immediately after getting out from bed after 8 to 12 hrs of fasting but most of the time I noticed after getting of the bed my FBG is low but if I brush my teeeth and take hot shower my FBG increases to 15 to 20 mg/dl - is it normal or abnormal,Should i start metformin as advised by my physician before 2 weeks ,Please reply

### output:

Hello, You may in a dilemma whether you have Diabetes or not. But you should acknowledge a point that there is something called as Pre Diabetes where there is an impairment in fasting glucose. This is the early stage of Diabetes. In your case this may be due to overweight which as caused insulin resistance in your body. This explains your impaired blood glucose inspire of your negative family history for Diabetes. Physical activity and metformin will help you in the long run to postpone full-blown Diabetes