👉 The term "chylific" is defined as a condition where a person's heart beats too rapidly and causes discomfort, especially when they are stressed. It can also refer to a type of heart disease that involves the narrowing or hardening of the blood vessels in the left atrium (left atrial wall) of the heart. In general, "chylific" refers to conditions where the heart's rate exceeds normal limits and results in discomfort, particularly when someone is under stress. It can