A rapid pulse, also known as tachycardia, can be caused by numerous factors, some benign, some serious. According to the American Heart Association, a resting heart rate of over 100 beats per minute is considered tachycardia, and tachycardia is a type of arrhythmia, or abnormal heart rate or rhythm.

Blood vessels -- your arteries, veins and capillaries -- are responsible for carrying blood throughout the body. When blood vessels are dilated, or opened, more blood can be carried through the body, which improves oxygen and nutrient delivery and often results in lowered blood pressure.

Low blood pressure is also called hypotension. Those who experience low blood pressure are at risk for symptoms that can lead to life-threatening conditions. Dizziness or fainting may mean that there is an underlying endocrine condition, heart or neurological disorder.

Heart palpitations, including the feeling that your heart has skipped a beat, though not necessarily serious, may startle you. They have a variety of causes, including chocolate, or more specifically, some of the compounds in chocolate.

High blood pressure, or hypertension, is a condition in which the force of blood against your artery walls is too high. Eventually, uncontrolled high blood pressure can lead to heart failure.

Blood pressure is a measure of the force that your blood exerts on your arteries as it flows through.

Anything from stress or anxiety to the foods you eat can cause you to feel sick to your stomach. But you can treat your upset stomach using a variety of medications, natural treatments and precautionary measures to help avoid it in the first place.

Pacemaker warning signs can alert a pacemaker patient to the potential complications or failure of his cardiac device. Pacemakers are small electronic mechanisms that surgeons implant into the upper chest of some cardiac patients.

Low blood pressure sometimes occurs after exercise -- a condition called postexercise hypotension. This condition may last for a few minutes or as long as 13 hours. Postexercise hypotension is caused by a temporary decrease in blood flow to the area of the brain that controls your blood pressure.

Diet and exercise are often a part of the treatment plan for individuals with high blood pressure, or hypertension, before or in addition to medications prescribed by a physician.

Bitter melon is best known as an alternative medicine for diabetes, but it also is a folk remedy for treating high blood pressure. You will find this fruit or its juice in Asian grocery stores and on the Internet.

Trying to remove a ring from a swollen finger is a little like stuffing size 7 feet into size 6 shoes -- it usually can be done, but it takes persistence and may be uncomfortable. You can give some tried-and-true home remedies a go, if your finger isn't injured, numb, painful or discolored.