Most of us are familiar with the "winter blues," the depression-like symptoms known as "seasonal affective disorder," or SAD, that occurs when the shorter days of winter limit our exposure to natural light and make us more lethargic, irritable and anxious. But for rats it's just the opposite. Biologists at UC San Diego have found that rats experience more anxiety and depression when the days grow longer... via Health News from Medical News Today Read More Here..
Lake forest health and fitness http://healthandfitness1blog.blogspot.com/2013/04/discovery-of-evolutionary-changes-in.html
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