FDA Reports 127 Seizures Possibly Linked to Vaping Vaping might look cool, but your body feels the burn. Regularly smoking e cigarettes and vapes can cause nausea, vomiting, dizziness, sweating, rapid heart rate, and even seizures. It's never too late to E cigs: More Dangerous Than We Thought Colorado Allergy & Asthma Centers, P.C. Behind the sweet taste of vapes, some pods hide hospital drugs like etomidate a powerful anaesthetic never meant for inhalation. When vaped, it can cause seizures, breathing spasms, and sudden collapse.