6.2 million adults in the United States have heart failure. As a result of its high prevalence, the national cost of healthcare services, medicines, and missed workdays related to this disorder reached an estimated $30.7 billion in 2012.
Globally, the disease affects approximately 23 million people.Heart failure occurs when the heart cannot pump blood effectively to other parts of the body, causing symptoms that include shortness of breath, difficulty breathing, weakness and tiredness, and weight gain and swelling in the legs, ankles, feet, or stomach.
It may progress to congestive heart failure due to the buildup of fluids in the lungs, liver, and lower extremities.Underlying causes of heart failure include coronary artery disease, high.