Ans: They are relatively safe when you compare the products to others. They employ an e-juice pod and a self-contained battery so users do not come in contact with the internal components of the vape. However, do not try tinkering with the device, as it can degrade the overall structural integrity of the device.  Now, when you are asking about general health hazards that come with vaping, the context becomes different. You must know that vaping does have long-term repercussions. So if you are somebody with pulmonary issues, then you need to consult your physician before going ahead with the decision.