While whooping cough can cause nasty symptoms in adults, it does not usually cause any long-lasting complications and can be treated with antibiotics.
In the very young, whooping cough can be a serious illness and can lead to death in some cases.
Babies and children can often make a distressing "whoop" sound while gasping for air after a coughing fit. Older children and adults tend to suffer a prolonged cough.
More top news
The large piece of debris washed ashore on Reunion Island could be be from the missing Malaysian airliner MH370, according to a US official.
The squalid conditions in Calais shanty towns, nicknamed 'The Jungle', where migrants stay who are desperate to get to the UK.
An emergency call handler who hung up on a frantic caller as she tried to save her dying friend's life has resigned.