| S.No |
Facts |
| 1 |
The average red blood cell lives for 120 days. |
| 2 |
There are 2.5 trillion (give or take) of red blood cells in your body at any moment. To maintain this number, about two and a half million new ones need to be produced every second by your bone marrow.That's like a new population of the city of Toronto every second.
|
| 3 |
Considering all the tissues and cells in your body, 25 million new cells are being produced each second. That's a little less than the population of Canada - every second ! |
| 4 |
A red blood cell can circumnavigate your body in under 20 seconds. |
| 5 |
Nerve Impulses travel at over 400 km/hr (25 mi/hr). |
| 6 |
A sneeze generates a wind of 166 km/hr (100 mi/hr), and a cough moves out at 100 km/hr (60 mi/hr). |
| 7 |
Our heart beats around 100,00 times every day. |
| 8 |
Our blood is on a 60,000-mile journey. |
| 9 |
Our eyes can distinguish up to one million colour surfaces and take in more information than the largest telescope known to man. |
| 10 |
Our lungs inhale over two million litres of air every day, without even thinking. They are large enough to cover a tennis court. |
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