The podcast episodes provided explore the nuanced effects of nicotine, including its potential cognitive-enhancing properties as well as its health risks and addictive nature.

Several episodes, such as Nicotine's Effects on the Brain & Body & How to Quit Smoking or Vaping and Living in Zyn, delve into the science behind nicotine's impacts and the public health implications of nicotine products like vaping and pouches.

Other episodes, like Journal Club With Dr. Peter Attia, discuss the placebo and belief effects that can influence how nicotine is perceived and experienced.