does weed have nicotine or tobacco Dual Use of Cannabis with Is Associated with Increased Sugary Food and Drink Intake in Young People Effects of cannabis - Wikipedia

Myths debunked An often-believed myth is that using e-cigarettes is just as harmful as smoking traditional cigarettes

Cigarettes quickly became the most common form of tobacco use, partly due to their convenience and the aggressive marketing by tobacco companies

the most frequent adverse reaction leading to discontinuation was menstrual irregularities (including menometrorrhagia, menorrhagia, metrorrhagia and vaginal hemorrhage) (2.2%)

But in terms of changing behavior, things are trickier now [with nicotine options beyond cigarettes]

Feghali-Bostwick, C

[32] Prokinetics help clear stomach acid from the esophagus by improving muscle movement and speeding up stomach emptying, which can be slow in some people with GERD