Angina or angina pectoris is the pain, discomfort or tightness in the chest that occurs when the blood flow to the heart muscle cells is not enough to meet its energy needs. It is not a disease itself but rather a symptom of the coronary heart disease.
What are the different types of angina?
1. Stable angina: It is the commonest form of angina. It can be triggered by stress or physical activity and usually only lasts a few minutes.
2. Unstable angina: It happens when you're resting or aren't very active. The pain is strong and long lasting, and may keep recurring. It may be a signal of an impending heart attack.
3. Variant angina: This might take place when you're asleep or at rest. This sudden tightening or narrowing of the heart's arteries causes a lot of pain.
What are the symptoms of Angina pain?
You might be having angina pain if you suffer from one or more of these symptoms: