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A groundbreaking study by American scientists has revealed a compelling link between the daily enjoyment of coffee and tea and a reduced risk of dementia. The findings suggest that incorporating these popular beverages into your routine could be a simple yet effective strategy for maintaining cognitive health as you age.

Significant Risk Reduction Identified

The extensive research، which monitored over 130،000 individuals for an impressive 43 years، found that those who consumed 2-3 cups of coffee daily experienced a notable 35% decrease in their risk of developing dementia. This substantial reduction highlights the potential protective effects of moderate coffee intake.

How Caffeine Protects the Brain

Scientists attribute some of coffee's benefits to caffeine، a stimulant that can block the effects of adenosine. Adenosine is a neurotransmitter that slows down neuronal activity. By inhibiting adenosine، caffeine helps preserve the activity of crucial neurotransmitters like dopamine and acetylcholine. Levels of these vital chemicals naturally decline with age and are particularly affected in conditions like Alzheimer's disease.

Furthermore، caffeine may possess anti-inflammatory properties and could improve glucose metabolism in the body. Some studies have also indicated that regular coffee drinkers exhibit fewer amyloid plaques in their brains، which are toxic protein clusters associated with Alzheimer's disease.

Tea Offers Protective Benefits Too

Tea also emerges as a beneficial beverage for brain health. The antioxidants and compounds found in tea that support vascular health likely play a protective role. The study observed a reduced risk of dementia among individuals who drank 1-2 cups of tea daily.

Moderation is Key، Experts Advise

While the findings are promising، the study's authors emphasize the importance of moderate consumption. Excessive caffeine intake can disrupt sleep patterns and increase anxiety، potentially counteracting the benefits for brain health. They also noted that caffeine levels can vary depending on the brewing method.

This research was reported by Infohub.kz.