Woman Vaping Man Suffering Secondhand Smoke Stock Photo 2692131685 Shutterstock Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Effects Of Second Hand Vape Smoke Thirdhand Smoke Resource Center Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand Smoke Vermont Department of Health