Because smoking can impact blood flow, it can either be a factor that leads to PAD or exacerbate the condition after it has been diagnosed
Significantly low hemoglobin levels are below 12 g/dL in females and 13 g/dL in males
One of the drawbacks in my opinion though was that it took a while for the vapour production to build - the first few draws on the filter didnt actually result in much vapour being released - initially I thought that maybe it was due to the EVO needing more time to heat up, but judging by the heat in the filter tip itself this wasnt the case
And before I explain why, first this: The episode will work (wonderfully, by the way), in hindsight if Gilligan and the writers have tricked us and Brock is sick from something else and not the ricin, which prompted Jesse to reveal the poison plot to Gus, which would explain why he gets that worried feeling back in the carport
But the details of this discussion show that not quitting can lead to circumstances that are even more difficult