Pulsatile tinnitus is characterized by a distinct ringing or buzzing sound in the ears which sometimes the pulse. This rare type of tinnitus stems from blood flow around the head and neck, producing a rhythmic pulsation https://sachhuongdantapgym.edu.vn/khong-phan-loai/0710-pulsatile-tinnitus-why-you-hear-your-heartbeat-in-your-ears/