Aromatherapy depends on using aromatherapy essential oils. Therefore, you can take it as read, that your studies of this scientific art, must include a deep awareness of these essential oils. Aromatherapy essential oils are extremely concentrated essences derived from plants. The ?essences? of plants, are extracted from the flowers, leaves,barks and roots, of plants typically by a system of distillation. Aromatherapy essential oils are applied to facilitate healing of the body and mind.

Nobody can over emphasize, that the use of essential oils in aromatherapy, are one of the most natural ways to ensure a healthy existence. Various health problems are due to foreign bodies in the air, owing to industrialization. There are many obnoxious substances, causing unpleasant smells, that might be thought of as the exact opposite of aromatherapy. Unfortunately, some air fresheners may do no more than disguise the airborne assailants. It is good to know that there is a recognized defender, in aromatherapy, that can neutralize these risks. Nothing can compare with the scents of nature, but not everyone is aware that they are readily obtainable, by means of essential oils.

The means by which essential oils are obtained from plant materials, are distillation, pressing, solvent extraction, and effleurage. For interested parties, there are many sources that clarify the processes in depth, and a trip to your bookshop, or an internet search could help.

Such a huge quantity of plant parts required, to create a tiny vial of aromatherapy essential oil, leads to it being moderately expensive. Nevertheless, that's what makes it so successful. Bear in mind that aromatherapy essential oils are highly concentrated, so only a drop or two per session are needed, to have the desired result.

The main objective of aromatherapy essential oils is the ?olfaction?. As aromatherapy essential oils are breathed in, the odour activates the cells in the olfactory nerves, creating an impulse which is sent to the emotional area of the brain, known as the ?limbic system.? The limbic system is associated with other areas of the brain, related to blood circulation, memory, and breathing, and is also connected to the endocrine glands, which control the level of hormones in the body.