Researchers found that children with three siblings were 2.5cm or one inch shorter than the average height for their age.
– from the folks @ BBC
being an only child directly means a really lonely childhood. that is, unless on has a pet or imaginary friend for company.
at least, we can comfort ourselves that there’s are some good points to being an only child. we get the fullest from our parents! and we are stronger, TALLER than most =)