Network Rail and TfL have dismissed reports of a gas leak and said that overground and underground train services are running as normal.
Although four people have been taken unwell at London Bridge Station this morning, the Metropolitan Police has said there was nothing to link the cases at this stage.
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On their platinum wedding anniversary, a full celebratory peal sounded from Westminster Abbey.
Charity, Hestia, says there are currently enough victims to fill three Piccadilly line trains at any one time.
The woman, named locally as Cathy Burke, 55, was found by police on Thursday after neighbours became concerned she had not been seen.