The joy of giving lasts longer than the joy of getting: The happiness we feel after a particular event or activity diminishes each time we experience that event, a phenomenon known as hedonic adaptation. But giving to others may be the exception to this rule, according to new research.

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The joy of giving lasts longer than the joy of getting: The happiness we feel after a particular event or activity diminishes each time we experience that event, a phenomenon known as hedonic adaptation. But giving to others may be the exception to this rule, according to new research.