Which term describes all diseases that affect the heart or blood vessels?

The term that encompasses all diseases affecting the heart or blood vessels is cardiovascular disease. This is a broad classification that includes a variety of conditions such as coronary artery disease, heart attacks, heart failure, arrhythmias, and peripheral artery disease. Essentially, anything that impacts the functionality of the cardiovascular system—consisting of the heart and the network of blood vessels—is categorized under this umbrella.

Heart attack refers specifically to the event where blood flow to a section of the heart is blocked, leading to tissue damage. While significant, it does not cover the range of other conditions that can affect cardiovascular health.

Arrhythmia pertains exclusively to an irregular heartbeat. This condition represents one possible issue within the larger category of cardiovascular diseases but does not capture all heart and vessel disorders.

Atherosclerosis describes the buildup of plaque in the arteries, which can lead to cardiovascular problems but is again just one specific condition within the broader category.

By understanding that cardiovascular disease serves as the overarching term, individuals can better appreciate the various related health concerns that may arise and recognize the significance of maintaining heart health.