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Facts and figures on SAD

An estimated 1 million working hours are lost by British Industry over winter months due to condition, 'winter blues' - (Dr Chris Thompson, University of Southampton)

  • 16% of the working population suffer from lack of energy and motivation during winter months. (Dr Chris Thompson, University of Southampton)

  • Most adults - at least 90% experience subtle changes in moods, energy and sleep when the seasons change. (Dr Chris Thompson, University of Southampton)

  • 22% of population who visit their GP suffer from winter blues. 5% suffer from SAD (Seasonal Affective Disorder). (Dr Chris Thompson, University of Southampton)

  • Winter blues causes reduced work productivity (70% of office workers suffer from mild depression during winter months and 50% admit to loss of productivity - Source: Pertemps Recruitment)