Original sentence: Aromatherapy claims fragrances can positively affect sleep, stress, alertness, social interaction, and general feelings of well-being.However, the evidence for the effectiveness of aromatherapy consists mostly of anecdotes and lacks controlled scientific studies to back up it's claims.Some believe that these messages have the power to alter moods, evoke distant memories, raise their spirits, and boost self-confidence.This belief has led to the concept of “aromatherapy” wherein fragrances are claimed to cure a wide range of psychological and physical problems.With some fragrances, such as those found in perfume, scented shampoo, scented deodorant, or similar products, people can be allergic to the ingredients
Edited sentence: Consequently, fragrances positively affect sleep, stress, alertness, social interaction, and general feelings of well-being.Fragrance has thus been recognised as a tool for rebalancing the mind and the body.These messages have the power to alter moods, evoke distant memories, raise our spirits, and boost self-confidence.This recognition has led to the concept of “aromatherapy” wherein fragrances are administered in appropriate dosages to cure psychological problems.When a fragrance is synthetic, such as perfume, scented shampoo, scented deodorant, or similar  products, people can  be allergic to the oil derivitaves