"I'd probably have a heart attack if there was another 5-4, but we'd take any win at the moment, " he said.

BBC: Darren Ferguson

At 48 she'd had no previous symptoms of heart disease, but all the warning signs were there -- she smoked, was overweight, got little exercise, and had a stressful job and a family history of heart attacks.

CNN: Time to read the signs: Symptoms of heart attacks in women

If you're curious about your heart-rate variability and the other data that can be gleaned from it, I'd recommend the HeartMath Inner Balance for a comprehensive approach.

WSJ: Review of Tink�� and HeartMath Inner Balance Sensor for iOS

Rep. George Miller (D-CA), the powerful head of the House Committee on Education and Labor, says that's the heart of the problem.

NPR: Corruption Leads to Deep Debt for Guest Workers