Frequently Asked Questions Thirdhand Smoke Resource Center We've updated our vaping during pregnancy resource. Created in partnership with ASH, the Royal College of Midwives and Sands, the infographic has important guidance around vapes and pregnancy. The resource is now The Impact of E Cigarettes and Asthma: What You Need to Know Effects Of Second Hand Vape Smoke Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use Vaping: Learn the Facts Canadian Lung Association Can Vaping Cause Varicose Veins? The Vein Institute