Peripheral artery disease (PAD) is the narrowing or blockage of blood vessels that run from the heart to other parts of the body. Smoking can cause PAD. Quit smoking to protect your Quitting smoking in favour of e cigarettes leads to rapid improvement in cardiovascular health Prevention Observatory of the Montreal Heart Institute How Smoking Damages Blood Vessels and How They Recover Flavored e cigarettes modulate embryo development, fetal growth, and potentiate early fetal demise without nicotine Communications Medicine