👉 Tachythanatous is a medical term used to describe an abnormal heartbeat rate. It occurs when the heart beats too fast, causing the body's organs and systems to be overwhelmed with stress. Tachythanatous can occur in various conditions such as high blood pressure, heart disease, or pregnancy. The rapid heartbeat can lead to symptoms like shortness of breath, dizziness, and fatigue. Treatment options for tachythanatous include medications that slow down the heart rate