Aromatherapy is defined as the use of concentrated essential oils extracted from herbs, flowers, and other plant parts to treat various diseases. Those who support the use of aromatherapy state that it is ancient tradition of herbal medicine practiced Egypt and India thousands of years ago. However, the French chemist Gattefossé in a book first published in 1936 initially used the term. Now, commonly practiced by massaging into the skin, and the term aromatherapy usually implies massage with a range of aromatic plant extracts known as essential oils. Other ways of using this alternative medicine include diffusers, bath salts, inhalation, and spray forms. Different scents can produce the changed effects on the body such as feeling of increased energy, sleepiness, and decreased anxiety.
One setting that this alternative may be beneficial would be the intensive care floor in a hospital.
Most of these patients experience the physical effects of a heart examination as well as an unfamiliar environment, isolation from family, and stress from encountering strangers. Consequently, most patients experience a relatively severe level of psychological anxiety because of the loss of individuality due to the treatment-centric environment and a sense of crisis due to the constantly changing environment (Han & Park, 2002)
Environmental factors including excessive noise, constant light, unpleasant odours, frequent care, crisis situations, and fear of diseases interfere with sleep 
Sleep deprivation in hospitalized patients is common and can have serious detrimental effects on recovery from illness. Lavender aromatherapy has improved sleep in a variety of clinical settings
Why is it important Sleep disorders is relatively common among patients admitted to CCU and these patients experience sleep disorder in the stage of rapid eye movements, changes in sleep levels, frequent wake-ups and disturbance in sleep biological systems throughout the night. Lack of...