| If this crazy weather has you feeling blue, you're not alone. About one in six people suffer from seasonal affective disorder, or SAD — a form of depression experts suspect is due to a lack of sun exposure. As your levels of the brain chemical serotonin drop too low, so will your mood. But there's some evidence that this mood-serotonin link is a two-way street. What does that mean? Laugh a little! Laughing with friends, watching a funny movie or doing something that briefly improves your mood may stoke your brain's levels of serotonin. |
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