Use of an older class of type 2 diabetes drugs called glitazones, also known as thiazolidinediones or TZDs for short, is linked to a 22% reduced risk of dementia,

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Use of an older class of type 2 diabetes drugs called glitazones, also known as thiazolidinediones or TZDs for short, is linked to a 22% reduced risk of dementia,

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Cigarette production offers a compelling parallel. Up until automated rolling machines were invented, cigarettes had to be rolled by hand. It took 50 workers to produce the same number of cigarettes a machine could make in a minute. The price plunged and production leapt into the billions. Cigarette smoking went from being “relatively uncommon” to being almost everywhere. In the 20th century, the average per capita cigarette consumption rose from 54 cigarettes a year to 4,345 cigarettes “just before the first landmark Surgeon General’s Report” in 1964. The average American went from smoking about one cigarette a week to half a pack a day.

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