A person having Rh factor in blood is called Rh positive whereas that who does not carry this protein in the blood is called Rh negative. Marriage should be avoided in between Rh negative female & Rh positive male.

In general: If you have type A blood, you should only receive types A or O blood. If you have type B blood, you should only receive types B or O blood. If you have type AB blood, you can receive types A, B, AB, or O blood. If you have type O blood, you should only receive type O blood.

During an ABO incompatibility reaction, the red blood cells inside your circulatory system break down. Blood clotting may occur throughout your body, shutting off the blood supply to vital organs or causing a stroke. Too much blood clotting can use up clotting factors and leave you at risk of excessive bleeding.

Transfusion with ABO-incompatible blood can lead to severe and potentially fatal transfusion reactions.

Group AB can donate to other AB's but can receive from all others. Group B can donate red blood cells to B's and AB's. Group A can donate red blood cells to A's and AB's. Group O can donate red blood cells to anybody.

What is it? The tiny 'plates' in blood that wedge together to help to clot and reduce bleeding. Always in high demand, Vital for people with low platelet count, like malaria and cancer patients. Who can donate? You need to be 18-70 years old (men), weigh 50kg or more and have given a successful plasma donation in the past 12 months User For? Cancer, blood diseases, haemophilia, anaemia, heart disease, stomach disease, kidney disease, childbirth, operations, blood loss, trauma, burns. Lasts For? Just five days.. How does it work? We collect your blood, keep platelet and return rest to you by apheresis donation. How long does it take? 45 minutes to donate. How often can I donate? Every 2 weeks

What is it? Blood Collected straight from the donor after its donation usually separated into red blood cells, platelets, and plasma. Who can donate? You need to be 18-65 years old, weigh 45kg or more and be fit and healthy. User For? Stomach disease, kidney disease, childbirth, operations, blood loss, trauma, cancer, blood diseases, haemophilia, anemia, heart disease. Lasts For? Red cells can be stored for 42 days. How long does it take? 15 minutes to donate. How often can I donate? Every 12 weeks

Blood type O Blood type O is considered the universal donor. People with blood type O can give to any other blood type. Blood type AB is called the universal recipient because they can receive an organ or blood from people with any blood type.

People with type A blood will react against type B or type AB blood. People with type B blood will react against type A or type AB blood. People with type O blood will react against type A, type B, or type AB blood. People with type AB blood will not react against type A, type B, type AB, or type O blood.

In the context of blood transfusions, a blood match is a compatibility between the donor's blood and the recipient's blood. This does not always mean an identical blood match. Red blood cells from a donor that is type O+ can be transfused into patients of four different blood types: A+, B+, AB+, and of course O+.

From reducing the risk of having a heart attack to discovering potential underlying health issues—donating blood has many health benefits for the donor as well. Each day, thousands of people need donated blood and blood products to keep them in good health or allow them to stay alive. If a person’s blood levels fall due to an accident or illness, or if their blood is not functioning properly, there will not be enough oxygen or other nutrients to maintain their vital organs. Donating whole blood can help these people.

The human body contains five liters of blood, which is made of several useful components i.e. Whole blood, Platelet, and Plasma. Each type of component has several medical uses and can be used for different medical treatments. your blood donation determines the best donation for you to make. For plasma and platelet donation you must have donated whole blood in past two years.

What is it? The straw-coloured liquid in which red blood cells, white blood cells, and platelets float in.Contains special nutrients which can be used to create 18 different type of medical products to treat many different medical conditions. Who can donate? You need to be 18-70 (men) or 20-70 (women) years old, weigh 50kg or more and must have given successful whole blood donation in last two years. User For? Immune system conditions, pregnancy (including anti-D injections), bleeding, shock, burns, muscle and nerve conditions, haemophilia, immunisations. Lasts For? Plasma can last up to one year when frozen. How does it work? We collect your blood, keep plasma and return rest to you by apheresis donation. How long does it take? 15 minutes to donate. How often can I donate? Every 2-3 weeks.