On any given day, Wallace Chan can be found clocking thousands of steps around the Boeing campus, where he spends anywhere from 10 to 12 hours a day working as a senior engineer living out his dream of designing airplanes. While he doesn’t describe himself as an athlete, Wallace, 54, is constantly on his feet and has always been in good health.
As a pretty active guy, heart issues were the furthest thing from his mind. But he’d been feeling dizzy from time to time and thought he should mention it to his primary care provider at his annual physical. When all of his bloodwork and tests came back normal, his doctor still thought something was up. Why would someone in good health get dizzy so easily?