The scent of lavender may improve your sleep quality, according to a study conducted at Wesleyan University. Researchers found that people who took a whiff of lavender oil before going to bed spent more time in deep slumber and awoke feeling more energetic than those who sniffed plain water. Try Good home Co. Sheet & Clothing Spray in lavender (from $12;
goodhomestore.com) or Bath & Body Works aromatherapy pillow mist ($10;
bathandbodyworks.com).