Aromatherapy is one of the oldest ways to treat body and mind as well. All of us use aroma in daily life. And surely you have some aromas that recall you the events that have gone.
Aromas for special, romantic and other moments, they are always up to everything. Even if you need to lose your weight - use aromas such as vanilla. This spice became extremely popular when people learned its ability to burn carbs.
Mankind is using aromas from time immemorial. But only nowadays it got its well-known name - aromatherapy.
Despite its name essential oils are not oils at all.
They are real! And they help! Yeah, this is the first what we think when essential oil helps us to cure headache or to treat a cut very fast. It is not a miracle this is just due to essential oil's characteristics. There are some of them:

antimicrobial and antiviral action
acute and chronic inflammation removing
counter- traumatic and pain relief action
anti-oxidative action and rejuvenescence
using with massage - improving the circulation of blood
brings out toxins, antipyrotic
regenerates
immunity stimulation
tonic
normalization of central and sympathetic nervous system function
psycho emotional correction
cosmetic action
feng-shui effect
perfume and incense
sensual action
cookery, disinfection, pet care

How to determine quality of essential oil. Smell it - if it causes positive mood changes - this is oil of good quality.
How to use essential oil. This depends on your wishes and purpose:

inhalations, hot (with vapor) and cold (censer, medallion)
cosmetology (shampoo, balsams, cream, and so on)
scented douche, bath, sauna
massage, compress, rubbing
cookery
reflex massage therapy
perfume
using incense at home

Essential oils for face care:
Skin vitaminization: orange, vervain, fir needle, rosewood
Dry skin care: jasmine, rose, myrrh, sandal, patchouli, chamomile
Oily skin care: bergamot, grapefruit, melissa, lemon, rosemary
Pore cleaning and constricting: grapefruit, lemon, marjoram, myrtle, melissa, rosemary
Elimination of skin irritation: geranium, jasmine, lavender, patchouli, rose
Regeneration: geranium, jasmine, hyssop, cypress, lavender, myrrh, rose, chamomile
Skin lifting: frankincense, myrrh, neroli, patchouli, sandal, rose, fennel
Skin rejuvenation: vervain, jasmine, ilang-ilang, frankincense, neroli, palmarosa, sandal, rose
Elimination of face edema: lemon, limette, myrrh, juniper, pine
Elimination of vascular patterns: vervain, cypress, lemon, myrtle, mint, neroli, rose, rutaceae
Not fresh complexion: vervain, limette, mint, neroli, rose, rosewood
Acne: carnation, lavender, malaeuca, myrtle, pine, manuka, tea tree, eucalyptus
Inflammatory eruption: orange, geranium, malaeuca, juniper, lemon
Herpes: bergamot, vervain, ginger, lemon, juniper, tea tree
Dermatitis: geranium, hyssop, lavender, juniper, cedar, rose

Essential oils for lips care: orange, jasmine, melissa, myrrh, mint, rose, sandal

Essential oils for hair care:
Dry hair: orange, ilang-ilang, lavender, frankincense, myrrh, patchouli, chamomile
Oily hair: bergamot, malaeuca, limette, melissa, rosemary, tea tree
Daily hair washing: orange, geranium, neroli, palmarosa, sandal
Hair reinforcement: orange, ilang-ilang, frankincense, tangerine, chamomile, pine
Hair loss: bay, ginger, cedar, cinnamon, neroli, sandal, pine
Dandruff: fir, malaeuca, cedar, lavender, neroli, rosemary, pine, eucalyptus

Essential oils for body care:
Deodorant: vervain, cypress, limette, palmarosa, sage
Breast care: fennel, limette, neroli, rose, vervain
Anti cellulite: orange, oregano, ginger, cypress, cinnamon, limette, juniper
Scars and striaes: ginger, hyssop, myrrh, myrtle, neroli, rose, rosewood
Hand care: hyssop, cedar, lemon, marjoram, myrrh, rosemary, fennel
Nail care: bergamot, ilang-ilang, cedar, frankincense, lemon, myrrh, patchouli, sandal, pine
Foot care: anise, bay, oregano, fir, marjoram, nutmeg, mint, tea tree
Hard skin: hyssop, lemon, marjoram, nutmeg, thyme, tea tree, eucalyptus.