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Benadryl Increases Risk of Dementia

Benadryl Increases Risk of Dementia

In a report just published in JAMA Internal Medicine, researchers found convincing evidence that frequent and long-term use of anticholinergic drugs increase the risk of dementia. This makes sense because anticholinergic drugs block the action of acetylcholine, an excitatory neurotransmitter in the brain. Acetylcholine plays a role in a wide variety of neurological functions, including learning and memory.

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