Our Salt Crystal Lamps improve the quality of the air by producing negative ions.Our environment has far more sources of positive ions than in the past, creating an electrical imbalance in the air. Electrical and electronic appliances such as heating and cooling systems, computers, transmitters, televisions and mobile phones all produce positive ions which are detrimental to our health, and positive ions also result from exhaust fumes and cigarette smoke.Our salt lamp produce -ve ions which balances the atomsphere and brings a number of healt spas in our life. People feel a lot of releif from tension,blood preasure,migrine etc.A leading microbiologist and experimental pathologist at the University of California, Dr. Albert Krueger, found that even a very small quantity of negative ions could kill bacteria.Salt crystal lamps are ideal for daily use near televisions and computers, around smokers, in offices with air-conditioning, and everywhere else where you want to restore or preserve the natural air quality.The Healing Effect of Colors on our Body and MindOrange Facilitates a feeling of security and is helpful to our nervous system and our mind and activates the kidneys and bladder.Yellow Encourages intellectual comprehension and activates the pancreas, liver and gall bladder.Red Strengthens the vital life force and activates the heart and circulation.Pink Supports the sense of partnership and love and opens your emotional body.Brown Helps to find ones own balance and supports earthiness. White Has a cleansing and detoxifying effect and represents the healing aspects.