Sick sinus syndrome (SSS) is a heart rhythm problem that affects your heart's natural pacemaker. You may develop symptoms of SSS like dizziness, fainting, and fatigue. Treatment may include lifestyle ...
Jonathan B. Jassey, DO, is a private pediatrician at Bellmore Merrick Medical. Dr. Jassey also specializes in treating ADHD, anxiety, depression, OCD, autism and other mental health issues. Sinus ...