🩸 World Blood Donor Day
🩸 Theme 2021 : "Give blood and keep the world beating"
🔷This day was initiated by the World Health Organisation (WHO) and was first celebrated on June 14 in 2005.
🔷 World Blood Donor Day is celebrated on June 14 to commemorate the birth anniversary of Karl Landsteiner who discovered the 'ABO blood group system'
🔷And won Nobel Prize for it in 1930 .
🗾FACTS:-
Blood is an Eg of Connective Tissue
Study of Blood -Haemotology
Vitamin K is mandatory for blood clotting
Adrenal gland control Blood pressure
Life span of RBC -120 Days
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