How Smoking and Vaping Influence Fertility Health Millennium IVF Clinic Q&A: "Does Smoking Weed or Vaping Affect Sperm?" Is smoking speeding up your fertility clock? Thinking about having kids now, or later? Smoking, vaping, and cannabis can affect both egg and sperm health and may even shorten the time Think vaping is healthier than smoking It affects sperm count, damages heart, lungs India study India Today