does smoking cigarettes make it harder to get pregnant and fertility: smoking affect fertility? How Smoking Affects Fertility in

After a while, a little bit of tobacco is added to the mix representing the middle part of the pyramid

Thomas JD, Garrison ME, Slawecki CJ, Ehlers CL, Riley EP (2000) Nicotine exposure during the neonatal brain growth spurt produces hyperactivity in preweanling rats

The letters represent each group and when placed on the top of a bar it represents a statistical difference between that bar and the group the letter represent

Unless you live very close to the state line, I dont think its beneficial

For more on cannabis, see: The Institute of Medicine Report on the Health Effects of Marijuana Researching the Health Effects of Marijuana Is Marijuana Addictive