Flowers, mainly should play a role in beautifying the environment, both visual enjoyment and can purify the air is a good flower. Different places should be placed in fact different flowers, some flowers or not suitable for the house, otherwise it will cause air pollution. The role of the aroma of common flowers Rose: relaxation of the nerves, relieve physical and mental fatigue, to help treat neurological disorders. Tulip: can relieve eye fatigue and eliminate irritability. Orchid fragrance: relieve lung heat and phlegm cough, people with neurasthenia have the benefit, but not too thick, otherwise it will also produce a sense of vertigo. White orchid fragrance: can play the role of sterilization, air purification. Chrysanthemum fragrance: can clear heat and wind, liver and eyesight, can be used as an auxiliary treatment for headache disease. Lilac: has the obvious ability to purify the air, its sterilization ability is very strong, indoor placement of lilac can be to a certain extent to prevent infectious diseases, but its fragrance is strong, do not smell more, otherwise you will feel dizzy. Narcissus: can make people feel peaceful and cozy. Hall room skillfully arranged flowers can prevent diseases. Three types of plants suitable for indoor placement Experts pointed out that indoor flowers, should choose some can absorb toxic gases, can purify the air or sterilization of flowers, some flowers themselves have disease prevention and treatment. For example, chrysanthemums, plums, etc. have the ability to absorb sulfur, hydrogen fluoride, thyme, lilac and other secretion of the volatile oil has the role of extermination of germs, jasmine, Milan, osmanthus, violet, moon, roses, etc., can emit volatile oils with antiseptic effect, beauty of the charcoal, honeysuckle, such as fluorine has a strong absorption effect, and so on. Wards, bedrooms should not raise flowers at night Many flowers have to purify the air, promote the role of health, but some flowers if raised at home, but will become a source of disease, or lead to the recurrence of old diseases, old diseases aggravated by "killers", therefore, experts recommend that flowers must be aware of the nature of the flower, in order to prevent the flower a raise, the body out of the problem. Patients do not keep potted flowers indoors - as the soil in the pot will produce fungal spores, when they spread into the air, easy to invade the human skin, respiratory tract, external auditory canal, meninges and brain and other parts of the brain, will cause infection, which originally suffered from the disease of the patient is very harmful. Bedroom night should not put flowers - as most of the flowers are daytime through photosynthesis to absorb carbon dioxide, release oxygen, but at night, it is just the opposite. Therefore, it is best not to put flowers in the bedroom, and the flowers that are put in the daytime, move out of the outdoor at night, or at least do not put them in the bedroom, to avoid affecting people's health. The fragrance of flowers is too strong will hurt the body. Not to be ignored The flowers in the bedroom taboo Some medical experts have done experiments and tests, the results proved that people often smell flowers, can have a certain impact on mood and health. Chemical experts believe that the fragrance emitted by the flower is composed of dozens of volatile compounds, containing aromatic esters, alcohols, aldehydes, ketones and other substances. These substances can stimulate people's respiratory center, thus promoting the human body's respiratory gas function, if you breathe in the beneficial aroma, it can make the brain get enough oxygen, regulate the human nervous system, promote blood circulation, so that energy, thinking and physical vitality to reach a very high level, "flower therapy" and "aromatherapy". "Flower therapy" and "aromatherapy" is issued from this. Experts pointed out that the fragrance of flowers can cure can health care, the same can also cause disease can hurt, the air is too rich in the smell of flowers, the relative reduction of oxygen content will stimulate people to over-exchange of air, so that the oxygen content in the blood is reduced, there will be a headache, dizziness, nausea, and other symptoms, part of the allergic body of the people, some of the stimulation of pollen, there will be anaphylactic asthma, allergic rhinitis. For example, orchids can help relieve hot cough, may also play a catalytic role, orchid scent too much, so that people are too excited to produce a sense of vertigo; lily scent makes people excited, but too long, will feel dizzy, may also make people insomnia.