For 23 years I've lived with the biggest hole in my heart that doctors have ever seen

Louise Banks was dismissed as a lazy child by her PE teachers when she fainted during sports day.

Later, doctors told her she had epilepsy and she nearly died during the birth of her son Ben because her heart fluttered erratically.

Only now, at the age of 23, has she discovered what the problem really was - the biggest hole in the heart doctors had ever seen