December 17, 2009

At this time of year, it’s not uncommon for many of us to feel more tired than usual - the circadian rhythms of our body are adjusting to shorter days and longer nights, and many of us are fighting off infectious diseases such as a cold or the flu. However, there is one infectious disease -mononucleosis (mono) - that can make you extraordinarily tired for several weeks.

Known informally as the “kissing disease” mono can be caused by the Epstein-Barr virus (EBV), which is passed along via saliva, sharing a glass or utensil, coughing or sneezing. Most people consider mono to be very “catchy,” yet it’s not generally more contagious than the common cold.

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December 5, 2009

In the heart of winter, we tend to “hibernate” - more sleep and food, less exercise and fresh air. This can lead to the “winter blues” - lethargy, lack of ambition and darker moods. However, Seasons Affective Disorder (SAD) may lead to increased sleepiness, fatigue, depression, and a general lack of ambition that goes beyond the “winter blues.” You may lose interest in your favorite activities, spend more time in bed, crave carbohydrates and gain weight. You may have trouble concentrating feel hopeless, and stop socializing.

If you notice marked changes in your sleep patterns and appetite, feel down for days, feel hopeless or suicidal, or are drinking alcohol as a source of comfort, see your doctor.

Otherwise, eat well, stay active, get outside and see people — despite the weather. Hibernating is for the bears.