Ok .. am so confused as a prediabetic .. tonight i took reading prior to eating it was 6.3 ..reading 2hrs after i ate was 6.5 ... what are NORMAL reading for non diabetic.. what should i be aiming for .. am trying to turn this around ..have been walking, have lost weight and as per bmi i am normal weight now, plus eating as type 2 .. any help would be very grateful ..thks