Aromatherapy is a enhancement to a massage using essential oils (highly concentrated plant oils) added to your massage oil or lotion. Inhaling essential oils through the nose is thought to promote changes in the mind and body by affecting the limbic system (a region of the brain known to influence the nervous system). Topically applied essential oils are also believed to be absorbed through the skin. Aromatherapy is often used for such cases as​ muscle and or joint related conditions and physical or mental stress.