Some of the deadliest diseases are caused by poor nutrition. Obesity, diabetes and even cancer can be traced back to a poor diet, so it's important to learn proper nutrition.

Most people get numb toes once in awhile, from wearing tight shoes or sitting or standing for extended periods of time. Persistent big toe numbness may be related to injury, nerve damage or poor circulation.

Excess fluid around the heart, known as a pericardial effusion, causes a variety of signs and symptoms that range from mild to severe.

Find out what types of foods, including fruits, vegetables, whole grains, beans, nuts and seeds can lower the LDL (or "bad") cholesterol.

Lifestyle, medical and interventional treatments for coronary artery disease with calcification can relieve symptoms and prolong life.

A new study claims that potassium, found in fruits such as bananas and avocados, may help fight and prevent heart disease.

Numbness, also called paresthesias, is a loss of feeling in the body that can occur in any area but most often occurs in the fingers, hands, arms, feet and legs, according to MedlinePlus. Because numbness in the legs is a loss of feeling, it often leads to more injuries.

At some point in your life, you may have developed bumps or lumps on the skin on your legs. There are many reasons for skin conditions to arise and often the cause is not obvious.

Conjugated linoleic acid, or CLA, is a polyunsaturated fatty acid that has shown promise in reducing the risk of heart disease and weight problems.

You can greatly reduce cholesterol levels by simply changing your diet and knowing the right foods to eat. Daily exercise also helps to reduce cholesterol. Lowering your LDL, or bad, cholesterol levels reduces the risk of plaque build-up in the arteries.

When a child says that his heart is racing, more than likely he is experiencing an arrhythmia, or an abnormal deviation of the regular heart rate. When it is a fast heart rate, it is called tachycardia.

According to the Centers for Disease Control and Prevention, more than 652,000 Americans died of heart disease in 2005. In fact, heart disease remains the leading cause of death in both men and women in the United states.