TRISCUIT. IT'S SNACKING GOOD. We're back with more on the health scare for rosie o'donnell. On her blog, in verse, he revealed he suffered a heart attack last week, the one they call the widowmaker.... See More
TRISCUIT. IT'S SNACKING GOOD. We're back with more on the health scare for rosie o'donnell. On her blog, in verse, he revealed he suffered a heart attack last week, the one they call the widowmaker. Rosie says it's a miracle she's alive. Reporter: Rosie o'donnell says a television commercial saved her life. One genuine bayer has enough aspirin to save your life during a heart attack. Reporter: The comedienne saying she followed that advice, taking an aspirin last week after experiencing chest pain. Pain she now knows was a heart attack. Last tuesday, she described an enormous woman get out of her car. A few hours later, my body hurt. I had an ache in my chest. Both my arms were sore. Everything felt bruised. She thought she had pulled a muscle. Then, became nauseous, felt hot and had clammy skin. Women have subtle symptoms, like dizziness, light-headedness, nausea, vomiting. Reporter: Maybe this is a heart attack, o'donnell wrote. I googled women's heart attack symptoms. I had many of them. But I thought nah. If you notice something different, that's the time to get medical attention. Reporter: O'donnell didn't seek medical attention right away. Instead of calling 911, she took that aspirin and waited inle the next day to see a cardiologist. That is when she learned her coronary artery was 99% blocked. Doctors then inserted a stent. It's been a tough year for o'donnell. Earlier this month, she announced her fiancee was diagnosed with a rare disease. And in march, the rosie show, she hosted on the oprah winfrey network, was canceled. The junk food junkie is now giving out medical advice on the internet. Know the symptoms, ladies, she writes. Listen to the voice inside, the one we all so easily ignore. Call 911. Save yourself. For "good morning america," linsey davis, abc news, new york. So glad she did the right thing. We have a lot more health tips on our website at goodmorningamerica.Com on yahoo!
This transcript has been automatically generated and may not be 100% accurate.