Heart is the main part of body. Heart is a fist-sized organ that is situated in the left side of the chest cavity. The basic role of the heart is to pump blood containing oxygen and nutrients to the body. There are different types of heart disease. The most common heart disease is blockage of the coronary arteries, that supply blood to the heart. This is called coronary artery disease it occurs slowly over time and people have heart attacks. Other kinds of heart disease is problems happen to the valves in the heart.

Heart diseases and its symptoms:-

Angina:- Angina is not a heart attack it is a chest pain caused by lowered blood and oxygen supply to the heart muscles. Heaviness, pressure, aching,or painful feeling in your chest, weakness, pain in neck, shoulder, upper arm, or upper back.Shortness of breath, speedy heartbeat all are the symptoms of angina. The pain of angina is for a few seconds or minutes, not lasting hours or all day.

Heart Attack :- Heart attack also called Myocardial Infarction or MI. A heart attack or heart muscles are permanently damaged when the blood supply of heart muscle are blocked. Heart attacks are more usual in old age peoples and more common in men than women. The main cause of heart attacks are high blood pressure, high blood cholesterol, diabetes, smoking, diabetes. Heart attack symptoms include discomfort, pressure, heaviness, or pain in the chest, arm or below the breastbone, nausea, vomiting or dizziness, irregular heartbeats. Sometimes heart attack occurs without having any symptoms called “silent MI”. It occurs especially in the old age and people.

Heart Valve Diseases:- Our heart having four valves : the tricuspid (tri-CUSS-pid), pulmonary (PULL-mun-ary), mitral (MI-trul), and aortic (ay-OR-tik) valves. Heart valve disease occur when these four valves not work properly. The symptoms of heart valve diseases is headaches, shortness or difficulty in breath, pain in your chest when going out in cold air, Swelling of your ankles, feet,belly, gaining weight.

Atrial Fibrillation :- Atrial Fibrillation also called (A-tre-al fi-bri-LA-shun), or AF. Atrial fibrillation is, when the heartbeats are irregular and fast as 400 times a minute. Speedy heartbeat, tiredness, headaches, difficulty in breathing when do some work are symptoms of AF.