quitting menthol cigarettes is extra hard, but a new U-M study will test the best way to do it Researchers find bans on menthol
Description
Chen J, Li X, Zhang J, et al

Environ Monit Assess 191:637

Providing you didnt have insomnia or another sleep disorder before you quit smoking, your normal, healthy sleep patterns should return to normal rather soon

Some growers swear by it

The smell of tobacco, strong or light, leaves a label for people: smoker
