Did you know that you may be walking around with a hole in your heart (known as a patent foramen ovale) left over from before birth? It’s usually benign, but it can pose a stroke risk for certain people.
One-third of patients who have a hole between their heart’s left and right atria suffer from low oxygen levels during exercise. The hole is known as patent foramen ovale (PFO). A Cleveland Clinic study found that surgically closing the defect can stop this low-oxygen effect. The Cleveland Clinic study involved 50 patients with PFO who … Read More