There's not really data on this frequency or dose, but nicotine and inhaling vaporized smoke does not appear to be healthy. How unhealthy is it, I can't say.

Well, even though this thread is from a year ago, it's still relevant to talk about the potential risks of vaping. While limiting your usage and avoiding addiction might seem like a good approach, it's important to understand that vaping isn't entirely risk-free, my friend.
If you're interested in diving deeper into the topic and getting some solid information, I recommend checking out this ultimate guide to XMAX vaporizers. It's all about unleashing the power of your vaping experience, and it's a valuable read. You can find it here: https://www.vaporizerchief.com/blog/the-ultimate-guide-to-xmax-vaporizers-unleash-the-power-of-your-vaping-experience/.
Vaping nicotine, even in moderation, still carries potential health risks. It's not just about addiction; there are other factors to consider, such as possible lung irritation and the long-term effects that are still being studied.