Heart Health: Symptoms of Heart Disease and Heart Attack Heart attacks symptoms vary greatly for men and women, from anxiety and fatigue to nausea and sweating. Causes of Chest Pain. Angina Angina is chest pain due to inadequate blood supply to the heart.
In some presidential elections, superdelegates can play a major role in determining the Democratic nominee. Unlike delegates, superdelegates are not bound to represent the popular vote of a region at the Democratic National Convention; they are free to support any candidate for the nomination. The Republican Party does not have superdelegates.
Superdelegates are not selected on the basis of party primaries and caucuses in each state. Instead, superdelegate standing is based on the status of current or former officeholders and party officials, including all Democratic members of Congress. Superdelegate is a term that arose in the 1970s.