kristi gray -- found that out the hard way. last summer... she began to notice symptoms... gray, history of heart disease: i had been having them for probably a good four months, but i had been ignoring them." dr. michael greene -- a cardiologist with northwest health -- says its common for women to misdiagnose themselves.dr. michael greene: "the women will normally write it off as something else causing the symptoms." the red flags men typically feel -- like arm sensations and severe chest pressure -- may not be the same for women.instead -- women may feel fatigued and shortness of breath -- but not that same chest pain.kristi gray, history of heart disease: "i knew it in the back of my head, but i just wanted to deny it because i was thinking, there's nothing wrong with me, i'm okay, this is stress, i'm tired, whatever." the american heart association found that 64% of women who die suddenly of coronary heart disease had no previous symptoms.kristi gray, history of heart disease: "as women, we are busy. we work, we take care of the household, we have kids, grandkids." but