And the angina which females experience isn’t benign when it comes to death rates. We have to understand why females are protected from heart attack but not from angina relatively, and ensure fair access to treatment and investigation solutions. The opposite holds true for heart attacks, where almost all patients are tested to confirm the diagnosis and are admitted as an emergency into hospital. These symptoms are due to the way to obtain oxygen to the heart muscle getting insufficient to meet up demand . Hardening and Narrowing of the arteries which supply oxygen to the center muscle causes angina. Atherosclerosis is the reason behind the narrowing and hardening of the coronary arteries.