My grandmother have never experienced fainting ,she said she felts fainted during sleep two times ,then at night when she was laying down,and then when she tried to stand she felt fainted, she is a copd patient, recently her oxyen went upto 74 three days ago..she has her oxygen level now 90,but less than usual ..she has bp 165 and
sugar 225 and all medicines are going on.she also told that she is feeling hungry all the time,and little headache ..please answer doctor is there anything serious.