Temperature increases were found to increase the chances of people developing severe headaches, and low atmospheric pressure, which usually causes cloudy, stormy weather, can have a smaller effect.

CNN: Vital Signs health tips

The flooding, which began on the night of 31 January, was caused by a combination of a high spring tide, deep atmospheric low pressure which raised sea levels and exceptionally strong northerly gales, which led to a surge of sea water over coastal defences.

BBC: Flooded street in King's Lynn