Coffee Could Protect Against Irregular Heart Rhythm: 20251122 (Today's DAILY NEWS)

This is an article from DMM Eikaiwa dated November 22, 2025.

[Summary]

1. Caffeinated coffee was linked to fewer cases of atrial fibrillation in a study of adults with irregular heart rhythms.
   Caffeinated coffee was linked to fewer cases of atrial fibrillation in a study of adults with irregular heart rhythms.

2. Participants who drank at least one cup daily had a 39% lower risk of AF episodes compared to those who avoided caffeine.
   Participants who drank at least one cup daily had a 39% lower risk of AF episodes compared to those who avoided caffeine.

3. Scientists suggest possible reasons: increased physical activity, caffeine’s diuretic effect, and anti-inflammatory compounds in coffee.
   Scientists suggest possible reasons: increased physical activity, caffeine’s diuretic effect, and anti-inflammatory compounds in coffee.

Article by Jenny Whelan.

[Thoughts and impressions]

It is often said that coffee is bad for the heart, but this seems to apply mainly when consumed in excess.
It is often said that coffee is bad for the heart, but this seems to apply mainly when consumed in excess.

The article reminded me that the general guideline for caffeine intake is about 400 mg per day, which is roughly four to five cups of coffee.
The article reminded me that the general guideline for caffeine intake is about 400 mg per day, which is roughly four to five cups of coffee.

Although the article does not mention how many cups participants actually drank, it seems reasonable to assume that their intake was moderate on average.
Although the article does not mention how many cups participants actually drank, it seems reasonable to assume that their intake was moderate on average.

Since the control group avoided all caffeinated drinks, the results suggest that a proper amount of caffeine may actually support heart health.
Since the control group avoided all caffeinated drinks, the results suggest that a proper amount of caffeine may actually support heart health.

It would have been interesting to see how decaf coffee performed under the same conditions.
It would have been interesting to see how decaf coffee performed under the same conditions.

There is also the possibility that other compounds in coffee made a significant difference, not just the caffeine itself.
There is also the possibility that other compounds in coffee made a significant difference, not just the caffeine itself.

Still, this study adds another positive finding to the list of coffee’s health benefits, which is welcome news for coffee lovers.
Still, this study adds another positive finding to the list of coffee’s health benefits, which is welcome news for coffee lovers.

As for me, aside from the two cups I drink before my morning English lesson, I stick to decaf for the rest of the day.
As for me, aside from the two cups I drink before my morning English lesson, I stick to decaf for the rest of the day.

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[Tags]

#DMMEikaiwa #DailyNews #EnglishLearning #Eikaiwa #Summary #Health #Coffee #AtrialFibrillation #Caffeine #NewsEnglish #Nutrition #HealthyHabits #MorningRoutine #ScientificResearch #ArrhythmiaResearch #JAMA