• The right lung is slightly larger than the left.
• Hairs in the nose help to clean the air we breathe as well as warming it.
• The highest recorded "sneeze speed" is 165 km per hour.
• The surface area of the lungs is roughly the same size as a tennis court.
• The capillaries in the lungs would extend 1,600 kilometres if placed end to end.
• We lose half a litre of water a day through breathing. This is the water vapour we see when we breathe onto glass.
• A person at rest usually breathes between 12 and 15 times a minute.
• The breathing rate is faster in children and women than in men.

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