With January approaching, bringing long, cold mornings and early sunsets, many will experience dips in mood. The excitement of the holiday season is behind us, often leaving bank balances bare and, worse, old and new familial issues that might have (re)emerged during time spent together.

Coffee has been cited as one means of remedying the winter blues or variations of seasonal affective disorder (SAD). In one European-based survey, commissioned by the Institute for Scientific Information on Coffee (ISIC), 20% of respondents reported that a few cups of coffee a day improved their mood during the winter. The same report cites another study showing that 75mg of caffeine every four hours........

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