Human Body

Blood | Amazing Facts

Blood Amazing Facts 4u

55 Amazing and Awesome Blood Facts | Amazing Facts 4U

  1. Blood makes up around 7% of the weight of a human body.
  2. Blood is about 45 % cells & 55 % plasma.
  3. Plasma is 90 % water and human blood is 83% water.
  4. Amazingly a Newborn baby has just about 1 cup of blood in his body.
  5. Red blood cells develop in bone marrow and have life span of  120 days.
  6. Amazing fact is that a drop of blood contains  about 250 million cells.
  7. Amazing thing is that the capillaries are so small that it would take ten of them to equal the thickness of a human hair.
  8. In 24 hours, the blood in the body travels a total of 12,000 miles , amazingly that’s four times the width of North America.
  9. Amazing fact is that there are 60,000 miles ( 100000 km) of blood vessels in the human body enough to circle the earth 2.5 times which has 25000 miles ( 40000 km) circumference.
  10. The fact is that all the blood in our body passes 400 times through each kidney per day.
  11. Red Blood Cells are the only cells in the body that amazingly doesn’t have a nucleus.
  12. Lacking the nucleus, each red blood cell has more room to carry the oxygen the body needs. But without a nucleus, the cells cannot divide or synthesize new cellular components.
  13. Each red blood cell lives about 4 months and travels between the lungs and other tissues 75,000 times before returning to the bone marrow to die.
  14. Your body is creating and killing amazing 15 million red blood cells per second.
  15. Amazing fact is that normal blood sugar is just equivalent to about a teaspoon dissolved in your entire volume of blood.
  16. Corn starch (a common thickening agent in foods), will spike your blood sugar level faster than pure sugar.
  17. One pint of donated blood can save three lives.
  18. Someone needs blood every two seconds.
  19. There are 4 types of blood. O , A , B and AB. Each type cab be Rh positive (Rh +) or Rh negative (Rh -ve).
  20. These groups were identified first time by Karl Landsteiner in 1901.
  21.  85 % of Americans have Rh +ve blood. In contrast 99 % of Chinese have Rh +ve blood.
  22. Amazing fact is that Cows have more than 800 blood types in contrast to just 4 types in humans. Dogs have 4 types of blood while cat has 11 types of blood.
  23. One out of every 10 people admitted in a hospital needs blood.
  24. O –ve blood is universal donor . It can be given to any blood type.
  25. AB +ve blood is universal recipient of blood. It can receive any type of blood.
  26. June 14 was chosen as World Blood Donor Day as it was the birthday of Karl Landsteiner (1868-1943) who won the Nobel prize in 1930 for his discovery of human blood groups.
  27. Every 2 seconds somebody in US needs blood. About 38000 blood donations are needed every day in US.
  28. Red Cross supplies 40 % of the blood supply in US.
  29. It is surprising that less than 10 % people donate blood annually. If every eligible donor donates blood thrice a year , there wouldn’t be blood shortage.
  30. There are about 40 diseases which may be cured from stem cells of cord blood for self and immediate family members. Cord blood with rich quantity of stem cells may be preserved for years.
  31. Mosquitoes prefer blood type O to any other.
  32. The world’s first blood bank was opened in Chicago in 1936.
  33.  Estimated 1.3 million pints of donated blood spoil every year since as blood has only 42-day shelf life in cold storage. Frozen plasma can be stored for one year.
  34. After 9/11 and the flood of blood donations, the Red Cross had to throw out all of the surplus blood after 42 days and experienced a shortage of blood.
  35. Amazingly the liquid inside coconuts can be used as blood plasma substitutes!
  36. Your nose runs when it’s cold because the blood vessels in the nose get more blood to keep it warm. This causes the blood vessels to dilate and they produce more mucus.
  37. The human cornea extracts oxygen directly from the air. It has no blood supply.
  38. There is about 0.2 milligrams of gold in our bodies, most of which is in our blood.
  39. Pus is just white blood cells that died fighting off infection.
  40. Spiders have transparent blood.
  41. Grasshoppers have white blood.
  42. Crabs have blue blood due to copper in place of Iron.
  43. Earthworms and leeches have green blood due to component chlorocruorin.
  44. Many invertebrates, such as starfish, have clear or yellowish blood.
  45. Amazing fact is that the sapphire blue blood of the horseshoe crab is the world’s only known substance that can be used to test for contaminants in every drug and every vaccine in the world.
  46. The crabs are “bled” by a fast and painless process. 24 hours later, they are returned to the ocean. “LAL,” the protein ingredient in the crab’s blood, is dropped into a new batch of drugs. If the mixture is contaminated, it clots instantly. The same process is used for every intravenous substance in the U.S., as required by the FDA. Prior to the discovery of “LAL,” drugs were tested for contaminants by injecting them into a rabbit. No other animal contributes so much to science without dying in the process.
  47. Amazing fact is that George Washington was in fact bled to death by doctors, who were treating him for a cold removing more than half his blood within a few hours. Bloodletting was a common medical practice in those times in order to remove “dirty blood,” when in reality it only weakened the patient.
  48. Among other things, the Presidential state car features a blood bank of the President’s blood type in the trunk.
  49. In the late 90s, Saddam Hussein commissioned a Quran to be written in his own blood.
  50. Twinkle Trivedi , teenager from India spontaneously bleeds 50 times a day from eyes , nose , ears , hands , feet , neck , scalp etc all without bruising or injury. The medical reason hasn’t been found.
  51. After needing 13 liters of blood for a surgery at the age of 13, a man named James Harrison pledged to donate blood once he turned 18. His blood was discovered to have a rare antigen, which cured Rhesus disease. He has donated blood a record 1,000 times and saved 2,000,000 lives.
  52. In 2004, a rapist fooled DNA tests by surgically implanting a tube filled with blood in his arm and tricking the laboratory technician into having a blood sample taken from it.
  53. In Japan, blood type is believed to be an indicator as to one’s personality, creating a market for blood type themed goods.
  54. Bayer sold HIV and Hepatitis C contaminated blood products, which caused up to 10,000 people in the U.S. alone to contract HIV. After they found out the drug was contaminated, they pulled it off the U.S. market and sold it to unsuspecting countries in Asia and Latin America to make money.
  55. In 2007, a team of Canadian surgeons got a shock when the patient being operated began shedding dark greenish-black blood. It was later attributed to the migraine medication he was taking.

By Amazing Facts 4U Team

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