Cardiovascular diseases rank as America's number 1 killer. They claim the lives of 42.7 percent of the more than 2 million Americans who die each year. Cancer follows, killing 23.8 percent. All other causes of death account for 33.5 percent. Medical research continually seeks to reduce di...

Heart disease is a common disease in people. Its a disease that affects the heart and the cardiovascular system. There are many types of Heart disease. Most often when people think of any kind of heart disease they usually think of the Coronary Artery Disease. That is the narrowing of arteries that ...

Imagine the air that you and your children breathe is being polluted with hundreds of chemicals and toxic substances, but if you smoke you don't have to imagine. With each cigarette you smoke you are polluting your lungs and the air around you with over four thousand chemical compounds and over...

Congestive heart failure is a condition that happens when the heart is not able to pump enough blood to meet the needs of the body's tissues. When the heart fails, it is unable to pump out all the blood that enters its chambers. In other words, all the blood that is pumped to the body is ret...

Cholesterol is a soft, waxy substance found among the lipids (fats) in the bloodstream and in all your body's cells. It's an important part of a healthy body because it's used to form cell membranes, some hormones and other needed tissues. But a high level of cholesterol in the blood - hypercholest...

Heart attacks are the leading cause of death in the United States. Everyday approximately 1,500 people die from heart attacks. Thousands more suffer crippling effects of some form, and remain disabled for the Rest of their lives. A simple definition of a heart attack is a sudden Failure of the hear...

Exercise does affect heart rate. During exercise, the muscles of the body are at work and for the muscles to work energy is required. In order to provide energy to the exercising muscles the blood supply to the muscle increases so that the glucose-a monosaccharide sugar, C6 H12 O6, occurring widely...

Cholesterol is a waxy, fatty substance that circulates through the bloodstream as part of the cell membrane. Unable to dissolve in blood, it is transported by lipoproteins to and from the liver through the circulatory system. Found throughout all human bodies, it is an integral part of life, ...

Nifediine is a calcium slow-channel blocker and an antianginal drug that selectively inhibits the influx of calcium ions into both cardiac muscle. In addition it dilates arteries and arterioles of the heart and inhibits coronary spasms, which improves oxygen delivery. In addition it has a...

ATP powers all the activity of muscles. Muscles move because of the continual and instantaneous breakdown of ATP. The release of energy from ATP is a small thing, but essential to life itself. Muscle is an excitable tissue that it can be stimulated to produce an action potential. An action poten...

Exercise has many benefits that will help people live longer, healthier, and happier lives. Not only is exercise healthful, it also has an effect on our overall appearance and body composition, which can directly influence self-esteem, self-worth, and level of confidence. Heart disease is Amer...

Heart Attacks A heart attack is also known as Myocardial Infarction (M.I.). A heart attack occurs when the blood supply to a portion of the heart muscle is severely reduced or stopped. This happens when one of the arteries that supply blood to the heart muscle is blocked by an obstruction. This b...

The Connection Between High Blood Cholesterol & Heart Disease Cholesterol is a waxy, fat-like substance found in the body cells of humans and animals. Your body uses cholesterol to make essential body substances such as cell walls and hormones, as well as for various other functions. Cholesterol...

Circulatory system, cardiac location and structures, the heart is the driving force of the circulatory system, contracting about 70 times/minute to pump an adequate volume of blood with sufficient pressure to perfuse all body organs. The muscular organ weights from 300 to 400g, it's located wit...

Smoking is bad for your body and your overall health. There are many side affects that can hurt and even kill your body. It also can harm your lungs and make it hard for you to breathe. When you look at the statistics I don't understand why people do smoke. Cigarette smoking is the most...

There are some 14 million people in the United States and 1 out of every 13 adults are considered alcoholics or at least experience drinking problems to some degree. Most people just don't understand the consequences of drinking. Alcoholism is a disease and unless something i...

Bulimia vs.. Anorexia Bulimia and Anorexia, two of the most common eating disorders. These two eating disorders target young adolescent girls. Girls with these eating disorders become so preoccupied with there weight and appearance that they fo...

Malnutrition Essay a) Nutrition is perhaps the most important factor, which affects the health of a person. The body needs a balanced amount of nutrients and energy for its survival and is essential for good health. A balanced diet is needed and it takes into account six different food components...

Stress comes from many different things and is the cause of many problems in a person's life. Stress management can be complicated and confusing because there are different types of stress. There are three main types of stress, acute stress, episodic acute stress, and chronic stress. Each has t...

There are an assortment of effects of smoking that can harm a smoker. They can affect not only the smoker's health but also the non-smokers around the smoker. Why should the people around the smoker suffer when they made the decision not to smoke? It slowly kills the smokers and non-smokers. Pe...