Most people know that it is foolish to smoke cigarettes. Smoking causes heart attacks, emphysema, and several kinds of cancer. Now it is known that smoking also makes you stupid.
Studies in the past have indicated that smoking increases the risk of Alzheimer’s dementia and dementia caused by small strokes. Now, a new study on the effects of smoking on mental decline has revealed the effects of smoking on the brain.
This study enrolled 5099 men and 2137 women who were employees of the British Civil Service in London, England. The average age at the beginning of the study was 56. The number of cigarettes smoked was recorded over the 10 years of the study.