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Ever wonder what factors determine your mood? The answer largely involves serotonin, a chemical you probably have never heard of. Despite its relative obscurity, serotonin is an essential ingredient for a happy personality. The mind reacts poorly when its supply ...

Have you been feeling down in the dumps lately? As with all emotions, these feelings have a relatively simple medical explanation behind them – in this case, the chemicals of serotonin and dopamine. As you will discover, increasing the levels ...