What is the benefit of breathing in the negative ion?
1. It makes one feel generic, eases ones tiredness, and improves ones working efficiency; 2. 2. It reduces the odds of getting diseases, guards against cold and coughing; 3. It improves ones sleeping, banishing neurasthenic; 4. It mends the symptoms of heart and brain diseases; 5. It prevents all kinds of air-conditioning diseases; 6. It makes your muscle more exciting, helps to improve your grade; 7. It reduces the contents of blood serums which accelerate our aging, thus can counter aging.
