Here's more evidence to shoot down the myth that smoking helps smokers concentrate and makes a smoker more alert. In fact, the speed and accuracy of a smoker’s ability to think rationally becomes weaker, and smoking has also been shown to lower smokers’ IQ. But, don't just take my word for it.
Smoking "rots" the brain by damaging memory, learning and reasoning, according to researchers at King's College London.
ReplyDeleteSource: Smoking 'rots' brain, says King's College study.