Music moves, music soothes and most important, music can improve your mood. Press play on these happy songs for a boost of cheer. The power of music is no joke—it can affect our mind, body and mood.
Last year, on her "Harlequin" album, Lady Gaga belted out a song that was nearly a century old: "Forget your troubles, c'mon, get happy. You better chase all your cares away. Sing 'hallelujah,' c'mon ...