Video: The Great Migration: Definition & Causes. The economic conditions of World War I led to a massive movement of African Americans from the South to the North, known as the Great Migration. Examine the causes and effects of this phenomenon.
Physicians may want to look closer at WBC levels when obtaining the tests for other reasons, Manson notes. However, infections can cause a high white blood cell count that may make it appear that a patient is at high risk for heart disease when she is not. Therefore, routinely giving everyone the test to screen for heart disease is premature. More research needs to be done..
Diabetes: This can increase heart attack risk. Diet: For example, consuming large quantities of saturated fats can increase the likelihood of a heart attack. Genetics: A person can inherit a higher risk of heart attack. Heart surgery: This can lead to a heart attack later on. Hypertension: High blood pressure can put unnecessary strain on the heart. Obesity: Being significantly overweight can put pressure on the heart. Previous heart attack. Smoking: Smokers are at much higher risk than non-smokers.