I woke up in the middle of the night with pain in my chest.

I rolled over and grabbed my phone, googling my symptoms.

It didn’t look good. “Think you’re having a heart attack? Call 911 immediately,” Google advised me.

“Chest pain has many causes — most of them are serious,” read a Web MD page.

Was it coronary artery disease? Myocarditis? Mitral valve prolapse? Hypertrophic cardiomyopathy?

Or maybe it was my lungs? My liver? Pneumonia? Undiagnosed asthma? A broken rib? Shingles?

Spoiler alert: I wasn’t dying, and it wasn’t a heart attack, or any of those serious conditions. Not even close.

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