1. you are one centimetre taller in the morning than in the evening.
2. an adult can see 10,000 different colours.
3. A new baby can't see colours.
4. every litre of blood travels 90,000 kms. in our bodies.
5. We can live without water for about twelve days.
6. 50% of the bone in your body are in your hands and feet.
7. A new baby has 306 bones in its body. An adult has 206 bones.
8. we can live without food for about two mounts.
9. an adult eats about 200 kgs. of food very year.
10. Our bodies are about 70% water.