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.
Angina is caused by too little blood flow to the heart. The most common cause of angina is coronary heart disease (CHD). Unstable angina Â· Sudden chest pain that may also be felt in the shoulder, arm, jaw, neck or back Â· Feels like tightness, squeezing, crushing, burning, choking or aching