[https://pmc.ncbi.nlm.nih.gov/articles/PMC3805041/](https://...
User Elbows4TheEmperor, in the MuayThai subreddit,
[https://pmc.ncbi.nlm.nih.gov/articles/PMC3805041/](https://pmc.ncbi.nlm.nih.gov/articles/PMC3805041/)
[https://pmc.ncbi.nlm.nih.gov/articles/PMC3805041/](https://pmc.ncbi.nlm.nih.gov/articles/PMC3805041/)
As a general rule, if you put anything other than clean, fresh air into your lungs, it is bad for you. Here's some reading: …
I've found it to make a negligible difference and have some of the better cardio in my gym. I've seen studies that say smoking…
>your other claims aren't even the subject of this…