Embedded Player What would it be like if you could control your mood with a hand held device? Literally turn the device to different settings and make yourself happier and sadder? Alix Spiegel talks to a woman who has that power. If you or somebody you know might need help, the National Suicide Prevention Lifeline is available 24/7 at 1-800-273-8255 or at suicidepreventionlifeline.org.