Coronary artery disease is often referred to as:

What is the primary cause of coronary artery disease $(CAD)$?

The state of the heart when it is not pumping blood effectively enough to meet the needs of the body is called:

Give scientific reasons:
$(1)$ Plaque stimulates/causes the formation of a blood clot on the wall of an artery.
$(2)$ Blood pressure and smoking have a direct relation with obesity.

Blood pressure increases and heart rate decreases in response to

$CAD$ stands for