I am experiencing pulsating sensation on my cheek. its one single spot. it feels like a heartbeat and ive had it for months. it does not hurt but its clearly visible you can see it move up and down. sometimes its more noticeable that others. ?

Cellphone video: Some irritation to a muscle or part of a nerve that goes to certain muscle fibers may cause those fibers to twitch. Such twitching is usually for a few hours or a day, and only once in a while. In those cases, doctors and patients usually don't spend time looking for a cause. But, if symptoms are frequent or recurrent, a primary care, ENT, or neurology Dr. can examine and look at cellphone videos.