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But as a tobacco smoking alternative, these "scientists" need to always compare it to a cigarette to make the study valid...
Despite the toxicity of e-cigarette vapours, Goniewicz added that tobacco cigarettes are even more toxic.
"In our study, we also exposed cells to tobacco smoke and found that tobacco smoke was much more toxic than e-cigarettes," he said.
“To our knowledge, this is the first study with smokers to demonstrate that substituting tobacco cigarettes with electronic cigarettes may reduce exposure to numerous toxicants and carcinogens present in tobacco cigarettes,” says lead author Maciej Goniewicz, PhD, PharmD, Assistant Professor of Oncology in the Department of Health Behavior at Roswell Park. “This study suggests that smokers who completely switch to e-cigarettes and stop smoking tobacco cigarettes may significantly reduce their exposure to many cancer-causing chemicals.”
Results
We found that the e-cigarette vapors contained some toxic substances. The levels of the toxicants were 9 to 450 times lower than in cigarette smoke and were, in many cases, comparable to trace amounts found in the reference product.
Conclusions
Our findings are consistent with the idea that substituting tobacco cigarettes with electronic cigarettes may substantially reduce exposure to selected tobacco-specific toxicants. E-cigarettes as a harm reduction strategy among smokers unwilling to quit warrants further study.
The article is making his conclusions sound worse than they are. But that is a common trend in the media. Sensational headlines generate more clicks.
I don't think it's a vaping thing specifically, just a general science media thing. In another thread, I posted a John Oliver video in which he talks about "scientific studies" and the problems with them. He talked about the recent studies on coffee which are split between hazardous and beneficial findings. He also noted that there are several foodstuffs which have been "scientifically proven" to both cause and prevent cancer. And then he also talked about a Time article which said scientists think that smelling farts could cure cancer - when the study had nothing to do with either farts or cancer. It's just how the world is.
Yes, media clickbait is a big problem. But science research also has problems. In the Oliver clip, scientists talked about the need to come up with eye-catching results in order to secure tenure and funding, and then also the lack of willingness to perform replication studies. As they said, there is no Nobel prize for fact-checking, and no credit to be had for being the second scientist to prove/discover something.
Then there are also inherent problems with p-hacking and other methodologies, which essentially guarantee that many findings will not be valid. This is a rather geeky clip that outlines the problems:
They did, though:
Incidentally, this is the study that we saw in the BBC Horizon documentary. If you recall, there was a bloke who was passing vapour over cells in Petrie dishes and testing how many cells died. He talked about testing menthol and other flavours, and noted that menthol was killing much more cells than the other flavours. But even in that documentary, he also showed that tobacco smoke was killing many more cells than the menthol.
If you recall further, the scientist in question was a balding bloke with a strange high-pitched voice and foreign accent. That is Maciej Goniewicz, the author of this study. He is a Polish researcher who is doing tons of work on vaping. Here is one study he's done. The key excerpt:
Here is another study authored by Goniewicz. Key excerpt:
So he's hardly on some anti-vaping crusade. Quite the contrary, he is one of the most pro-vaping voices in medical research. If he reckons there are potential problems with flavourants used in vaping, I'd be inclined to take it seriously. Although I don't think he's saying that. The article is making his conclusions sound worse than they are. But that is a common trend in the media. Sensational headlines generate more clicks.
I think one of the biggest challenges when one is doing research and comparisons between vaping vs smoking is that a cigarette is pretty much a cigarette, but to what do you compare it? an ego aio with a 0.6ohm coil or a smok tfv 8?
It s is kind of pointless if volume for volume vaping is 100x safer than smoking but we inhale 100x more vapour than smoke. You see where I am going with this
Had pretty much the same discussion with my doctor this week. I asked him his opinion on vaping pretty much knowing the answer but wanted to see if he had put effort into finding out for himself before shooting it down. The expected answer of there being no long term studies came up but he then added that the even if its less harmful, how much more vapour do you inhale compared to the amount of cigarettes you smoked? That took me back a bit as I had not considered that before. For me personally, I definitely vape more frequently than what I smoked and of course the volume of what is being inhaled is more. Whether the frequency of my vaping offsets the benefit of not smoking is unknown to me. Perhaps someone here has the answer?
Good point @Trashcanman3284
I too take many more puffs vaping than i did smoking. If one estimates that an analog was about 20 puffs, then i was on about 400 per day.
I probably do about 10 puffs every 10 minutes so about 60 an hour. So thats around 1000 puffs in a 16 hour day while awake
However
My feeling is that the volume of vapour is not the thing which makes its worse. I think the lack of toxins (as found in cigarettes) means that irrespective of the volume vaped it will be considerably less harmful. My feeling is that the volume of vapour is not cumulative regarding the impact of the toxicity when compared to smoking.
Its like hitting your finger with a 1 pound hammer 100 times is not as sore as hitting it once with a 100 pound hammer.
But thats just my feeling and opinion at this point