Your body contains enough iron to make

   A nail one inch long
   A nail three inches long
   A set of golf clubs

Exercising your heart

   Makes you more romantic
   Helps create new brain cells
   Makes you tired

At 117 years old, the oldest person in the world lives in

   An Igloo

You will find the hammer and anvil

   In the tools section of the Argos catalogue
   In your foot
   In your ear

The fastest ever tennis serve was recorded at

   163.4 mph
   Mach 1 – resulting in a sonic boom
   155.6 mph