Articles tagged with: Negative Ions
Negative ions at higher levels have not only shown to positively affect asthma patients, but it has also been discovered that negative ions, which are present in moist air, also raise the serotonin levels in …
Negative ions at higher levels have not only shown to positively affect asthma patients, but it has also been discovered that negative ions, which are present in moist air, also raise the serotonin levels in …