If you start at the R in âdaughters,â and skip over three letters to the O in âthou,â and three more to the S in âhast,â and so on, the hidden message âRoswellâ is revealed! This message has a step value of 4, as shown in Figure 1.
If you're like most people, you think that heart disease is a problem for others. But heart disease is the number one killer in the U.S. It is also a major cause of disability. There are many different forms of heart disease. The most common cause of heart disease is narrowing or blockage of the coronary arteries, the blood vessels that supply blood to the heart itself. This is called coronary artery disease and happens slowly over time. It's the major reason people have heart attacks. Other kinds of heart problems may happen to the valves in the heart, or the heart may not pump well and cause heart failure.
Heart disease is one of several cardiovascular diseases, which are diseases of the heart and blood vessel system. Other cardiovascular diseases include stroke, high blood pressure, angina (chest pain), and rheumatic heart disease.oronary heart diseaseâoften simply called heart diseaseâis the main form of heart disease. It is a disorder of the blood vessels of the heart that can lead to heart attack.