If you feel hungrier as winter draws near, you're not alone. Even though most of us spend our days in climate-controlled offices and homes, our appetites seem to change when the days grow shorter. Some researchers say it's our primitive impulses promting us to stockpile calories for the winter ahead.
"We are driven by things implanted in our brain a long, long time ago," says Ira Ockene, a cardiologist at the University of Massachusetts Medical School who has long been interested in how seasonal variations influence our health.
Ockene's own research has documented that caloric intake tends to increase as the weather turns colder. He also points to a study done at the University of Georgia back in 1991.
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