[Benefits of aromatherapy] 1. Improve environmental sanitation, eliminate peculiar smell, decompose secondhand smoke and purify air. 2. Strengthen resistance, prevent diseases and reduce hypertension. 3. Enhance physical strength and vital capacity, and promote metabolism. 4. Improve respiratory tract, nasal sensitivity, asthma and other problems. 5. Remove mosquitoes and mites. 6. Balance hormones, activate cells and prevent aging. 7. Refresh your mind and enhance your memory. 8. Calm irritability, relieve stress, insomnia, headache, and make people happy.