My mother 68 yr old,diabetic for 20 yrs have recently started feeling excessive sweat after waking in afternoon . She taken lunch arnd 1.30, then curd arnd 4 ,then sleeps from 4-7, wen she wakes she feels excessive sweating..what cd be possible reasons. She takes glycomet gp 3/850 after lunch.her pasting in morning is normal And varies arnd 90-120 . Does tht indicate low sugar level? . However her hb1ac is 7.2