The Heath Protection Agency is reporting a massive increase in cases of whooping cough in the south.
512 cases have already been reported in the Meridian region since the start of this year - more than five times the number diagnosed during the same period in 2008.
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Holly has your forecast.
The ship left her berth in Rosyth this afternoon. She'll head out to sea later in the week.
The work will begin next month to make way for the £88 billion rail line.