Thats literally the level of debate we have on this matter at the moment regarding lit tobacco and trying to reduce the scourge it has on the health of the world, and it staggers me that This Is Even A Thing
The best current estimate is that vaping poses, at worst, some 5% of risks of smoking. Tobacco smoke contains thousands of chemicals and at least 70 are known either to cause or drive cancer in the body
If its within 30 minutes, its moderate, and if its within 60 minutes or later, its somewhat lower
According to estimates from the Surveillance, Epidemiology, and End Results (SEER) Program, supported by NCI, new cases of lung cancer have decreased from a rate of 67 per 100,000 persons in 1992 to 46.1 per 100,000 in 2016
Integrating smoking cessation and TB treatment programmes must also take into account potential drug-drug interactions between smoking cessation medications and anti-TB drugs, a critical area for patient safety and effective TB management