The risks of first hand and second hand vaping Eoleaf Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Millions of people are exposed to secondhand smoke every day. People living in multi unit housing are some of the most exposed. The only way to fully protect people from secondhand smoke at Effect of second hand fumes from vaping on young lungs Study finds secondhand smoke may be source of lead exposure in children, adolescents Vital Record