What would angina pain feel like please explain?

See below:: Angina is generally not painful although it can get painful if unchecked. It's typically described as a pressure or tightness in the mid chest. Many describe it as a vise tightening around their chest or weight sitting on their chest. There is often breathlessness. It lasts 5 to 20 minutes usually but is variable. Please note: it does not occur in 19 year olds!