According to MayoClinic.com, bundle branch block is characterized by a delay or obstruction to the electrical impulses that prompt the heart to beat. These blockages along the heart's electrical pathway can occur in healthy people, but they are usually the sign of an underlying cardiovascular problem.

Hypotension occurs when blood pressure is much lower than normal. Low blood pressure can be dangerous, especially if it is a chronic issue, because the brain, heart and other organs do not get enough blood and oxygen to function as they should.

Your heart has a right side and a left side. Each side consists of an upper chamber called the atrium and a lower chamber known as the ventricle. Blood normally flows from an atrium to a ventricle and then out of the heart.

Dieting is a serious endeavor that requires conscientious effort and dedication. Just like any other challenge you face, there is a right way to approach a diet and a wrong way. Unfortunately, improper dieting can cause permanent damage to your physical and mental health and can even endanger your life.

The human body works hard to maintain a relatively neutral pH. The pH level measures the acidity or alkalinity of the body. The pH scale ranges from 0 to 14, with 0 being a very strong acid and 14 being a very strong base, or alkaline. According to Dr. Ben Kim, the body's plasma needs to maintain a pH between 7.

The presence of a fever usually indicates that some sort of illness is attacking the body. MayoClinic.com points out that unless the temperature reaches or exceeds 103 degrees Fahrenheit it is not dangerous. When a person has a temperature this high, treatment can be beneficial.

Clogged arteries and circulatory problems are caused by the buildup of plaque in the arterial blood vessels. Although there are medications that lower cholesterol, some people prefer a more natural approach to remove plaque and lower triglyceride levels.

Staph infections are a product of the staphylococcus bacterium, which resides on the skin of humans but can cause serious medical problems if it gets beneath the surface and infects the blood.

Heart rhythm is controlled by the sinoatrial node and the atrioventricular node, which reside in the heart. These send out electrical impulses that cause the heart to contract at about 60 to 80 beats per minute. A heart palpitation is an abnormal heart beat that makes you aware of the beating.

A healthy resting blood pressure, less than 120/80 for adults, is essential for heart health. Unfortunately, both age and sedentary living increase blood pressure. More than 50 million Americans have high blood pressure, according to the American College of Sports Medicine.

Taro has been a staple of the Polynesian diet for over one thousand years. The heart-shaped leaves, called lu'au, were the inspiration for the Hawaiian celebration of the same name. You cannot eat taro in raw form because its high calcium oxalate content makes it toxic.

Metoprolol succinate is an extended-release version of metoprolol. This drug is a beta blocker that is used to treat high blood pressure and other heart conditions.