Health benefits of donating blood include good health, reduced risk of cancer and hemochromatosis. It helps in reducing risk of damage to liver and pancreas.

The first theory is that blood donors must be considered “healthy” before they roll up their sleeve, so they are less likely to suffer heart disease because they are already in good health and probably have lower blood pressure and cholesterol levels that non-blood donors.

You can lose weight, reduce your risk of heart disease and cancer, and save a life at the same time by doing one thing: donating blood.

The recommended age limit is 55 years. But a fit and healthy person can donate up to even 60 years or above depending on the requirement.

Normally it is about 56 days for whole blood donation. In men the recommended time period is 3 months and in women 4 months.

The amount of blood withdrawn varies from 350ml- 450ml. It normally takes 24hrs for the blood volume to be replaced. And red cells get replaced in about 6 weeks.

Blood is the red colored fluid tissue, that incessantly flows through the different parts of our circulatory system. An average human has 5- 6 litres of blood in the body and it comprises of one twelfth of our body weight.

Blood consists of a straw colored, fluid matrix called plasma, 90% of which comprises of water. The cellular elements namely the Red Blood Cells (RBCs) White Blood Cells (WBC) remain suspended in the plasma. Other substances found in the plasma are glucose, proteins, fats, hormones and enzymes.