So, is Vape Pens dangerous? Well, there is absolutely no proof that Vape Pens is bad for humans at all. However, there is proof they can be hazardous to those that do not utilize them properly. As with anything else, there are people who will abuse Vape Devices, putting themselves at risk of poisoning or inhaling toxic chemicals. If you follow these tips, it is possible to avoid the hazards that are connected with personal vaporizers.