Laboratory tests check a sample of your blood, urine, or body tissues. A technician or your doctor analyzes the test samples to see if your results fall within the normal range. The tests use a range because what is normal differs from person to person. Many factors affect test results. These include Your sex, age […]
Health Answer Category: General
What does mean Vital Signs ?
Your vital signs show how well your body is functioning. They are usually measured at doctor’s offices, often as part of a health checkup, or during an emergency room visit. They include Blood pressure, which measures the force of your blood pushing against the walls of your arteries. Blood pressure that is too high or too low can cause problems. Your blood pressure […]
What is Low Blood Pressure ?
You’ve probably heard that high blood pressure is a problem. Sometimes blood pressure that is too low can also cause problems. Blood pressure is the force of your blood pushing against the walls of your arteries. Each time your heart beats, it pumps out blood into the arteries. Your blood pressure is highest when your […]
What is High Blood Pressure ?
What is blood pressure? Blood pressure is the force of your blood pushing against the walls of your arteries. Each time your heart beats, it pumps blood into the arteries. Your blood pressure is highest when your heart beats, pumping the blood. This is called systolic pressure. When your heart is at rest, between beats, […]
What are Platelet Disorders ?
Platelets, also known as thrombocytes, are blood cells. They form in your bone marrow, a sponge-like tissue in your bones. Platelets play a major role in blood clotting. Normally, when one of your blood vessels is injured, you start to bleed. Your platelets will clot (clump together) to plug the hole in the blood vessel […]
What is Blood Sugar ?
Blood sugar, or glucose, is the main sugar found in your blood. It comes from the food you eat, and is your body’s main source of energy. Your blood carries glucose to all of your body’s cells to use for energy. Diabetes is a disease in which your blood sugar levels are too high. Over time, […]
What are Blood Transfusion and Donation ?
Every year, millions of people in the United States receive life-saving blood transfusions. During a transfusion, you receive whole blood or parts of blood such as Red blood cells – cells that carry oxygen to and from tissues and organs Platelets – cells that form clots to control bleeding Plasma – the liquid part of […]
What are Blood Disorders ?
Your blood is living tissue made up of liquid and solids. The liquid part, called plasma, is made of water, salts and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells and platelets. Blood disorders affect one or more parts of the blood and prevent […]
What is a Hemophilia?
Hemophilia is a rare disorder in which the blood does not clot normally. It is usually inherited. Hemophilia usually occurs in males. If you have hemophilia, you have little or no clotting factor. Clotting factor is a protein needed for normal blood clotting. Without it, you may bleed for a long time after an injury or accident. […]
What is Pulmonary Embolism ?
What is a pulmonary embolism (PE)? A pulmonary embolism (PE) is a sudden blockage in a lung artery. It usually happens when a blood clot breaks loose and travels through the bloodstream to the lungs. PE is a serious condition that can cause Permanent damage to the lungs Low oxygen levels in your blood Damage to other […]