There is weak evidence that negative air ionization via air filters is associated with lower depression scores, particularly at the highest exposure level.
There is weak evidence that negative air ionization via air filters is associated with lower depression scores, particularly at the highest exposure level.
www.ncbi.nlm.nih.gov Air ions and mood outcomes: a review and meta-analysis
Psychological effects of air ions have been reported for more than 80 years in the media and scientific literature. This study summarizes a qualitative literature review and quantitative meta-analysis, where applicable, that examines the potential ...
I couldn't understand the paper more, but it looks like it increases serotonin in our brains?