Saturday, September 05, 2009 TOKYO: Feeling stressed? Stop and smell the roses. Or perhaps get a good whiff of lavender, lemon, mango, mint, coriander or other fragrant plants.We`ve all heard the old adage that we should take breaks and "stop and smell the roses" to relieve stress. Now, scientists in Japan have reported the first scientific evidence that inhaling certain fragrances does indeed alter gene activity and blood chemistry in ways that can reduce stress levels.The study, which appears in the American Chemical Society`s Journal of Agricultural and Food Chemistry, exposed lab rats to stressful conditions while inhaling and not inhaling linalool, which is a fragrance found naturally in lavender, mint, coriander, bergamot, lemon, mango and many other fragrant plants. After inhaling linalool, the rats which were exposed to stressful conditions had stress-elevated levels of neutrophils and lymphocytes return to near normal levels (both neutrophils and lymphcytes are key p...