The rondo is a musical form in which a single recurrent theme alternates with different melodic motifs that are each distinct from one another. The recurrent theme is typically repeated multiple times ...

What is nitroglycerin used for? Nitroglycerin is commonly used to treat and prevent chest pain caused by a type of heart disease (coronary artery disease). Nitroglycerin may also be used for other ...

When something restricts blood flow to the heart muscle, a person may experience intense chest pain that doctors call angina. People can use the drug nitroglycerin to relieve this pain. Most often, ...