Alternative medicine: Aromatherapy

Aromatherapy:

Aromatherapy is a kind of alternative medicine that use natural oils extracted from leaves, bark, roots flowers, stems or other parts of a plant for a physical good being. Each one depending if it's by his own or in a different combination or with different varieties its his benefit with their own healing properties.  

An important point is that this can be applied in different ways: one of them is putting this oil on water and put it to evaporate. Another useful method is to put it in your back and wait 15 minutes until it's completely dry.