The most common reason for hearing heartbeat in the ear is vascular pulsatile tinnitus, which may be related to stress, middle ear inflammation, vascular lesions and so on. 1. Stress: it is an occasional symptom that may be related to fatigue, poor sleep, nervousness and stress, and requires adjustment of the mindset, rest and sleep, and most of them can be cured by itself. 2. Inflammation of the middle ear: when inflammation stimulates the tympanic membrane of the middle ear, tympanic membrane muscle spasm will produce pulsatile tinnitus, and the patient will feel like hearing a heartbeat in general. 3. Vascular lesions: the main cause of tinnitus is related to anatomical variations of blood vessels or narrowing of blood vessel diameters, accelerated blood flow, blood flow disorders, common diseases include: jugular vein bulboma or tympanic bulboma, intracranial and extracranial vascular malformations, dural arteriovenous fistula. Heartbeat can be heard in the ear may also be related to other reasons, such as anemia, etc., life to ensure adequate sleep, calm the mind. If the symptoms after a period of time is still not good, it is recommended to go to the hospital in a timely manner.