Better sleep is a big trend for always-on-the-go America, and Helen of Troy’s Kaz USA unit is licensing a well-known sleep aid brand name in a new application. The firm is rolling out the ZzzQuil Plugged In Sleep Enhancer, an aromatherapy device that heat activated scented pads. Customizable to individual preferences, the sleep aid is equipped with adjustable scent levels to release just the right amount of lavender and chamomile scent. The unit has compact, portable design that makes it conven...