Is Secondhand Vape Smoke Bad For Pregnancy? Experts Explain The Risks Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Second hand vape smoke linked to more asthma symptoms in kids How secondhand smoke, thirdhand smoke & vaping affects kids The Real Risks of Vaping While Pregnant Vaping while pregnant isn't harmlessstudy uncovers risks to newborn lung health