Health Fusion: Decking the halls could trigger asthma

Scented candles, grandma's ornaments and twinkling lights on the tree. Holiday decorations can transform a room from ho-hum to magical. But also they can trigger an asthma attack. In this episode of NewsMD's "Health Fusion," Viv Williams shares tips from the American Lung Association on how to keep your home safe for people with asthma.