leprechauns definition In the folklore of Ireland, little men who resemble elves. Supposedly, leprechauns can reveal â but only to someone clever enough to catch them â the location of buried treasure, typically a crock of gold hidden at the end of the rainbow.
Exertional angina, or stable angina, is a type of chest pain caused by the blockage of blood flow through a coronary artery, or blood vessel around the heart.
They can also cause additional symptoms, such as breathlessness and nausea. The main differences between these conditions is that chest pain caused by angina tends to be triggered by physical activity or emotional stress, and gets better with rest after a few minutes.