Link to article mentioned in the video: http://ec.europa.eu/health/scientific_committees/opinions_layman/artificial-light/en/l-3/4-effects-health.htm#0p0
Trusted Natural Health Advice
Link to article mentioned in the video: http://ec.europa.eu/health/scientific_committees/opinions_layman/artificial-light/en/l-3/4-effects-health.htm#0p0