Every study we read on this question

Population studies (5)

• Study of 30,580 Spanish adults found mixed results on wine, diet and heart events
  Population study: followed a group202630,580 peopleMixed
• Study of 1,232 older Spanish adults: urine wine marker linked to fewer heart events
  Population study: followed a group20251,232 peoplePoints to benefit
• Study that followed 135,103 older UK drinkers: moderate-risk drinking linked to higher death risk
  Population study: followed a group2024135,103 peoplePoints to harm
• Study that followed 26,399 women: light drinking linked to lower heart disease and death
  Population study: followed a group200926,399 peoplePoints to benefit
• Study of 87,938 male US doctors: daily drinking linked to lower heart disease death
  Population study: followed a group200087,938 peoplePoints to benefit

Blood and genes (6)

• Gene study using public gene databases: no clear link between drinking and irregular heartbeat
  Gene study (Mendelian randomization)2025No difference
• Gene study of 512,724 Chinese adults: more drinking linked to higher heart death
  Gene study (Mendelian randomization)2023512,724 peoplePoints to harm
• Gene study of 371,463 UK adults: gene-predicted drinking linked to higher heart disease risk
  Gene study (Mendelian randomization)2022371,463 peoplePoints to harm
• Gene study of 40,386 Chinese men: gene-predicted drinking linked to higher heart disease risk
  Gene study (Mendelian randomization)202240,386 peoplePoints to harm
• Gene study of 512,715 adults: gene-predicted drinking linked to stroke but not heart attack
  Gene study (Mendelian randomization)2019512,715 peopleMixed
• Gene study in Chinese men: no clear link between drinking and self-reported heart disease
  Gene study (Mendelian randomization)2013No difference

Reviews (2)

• Pooled review: drinking linked to less heart disease in follow-up studies, not gene studies
  Pooled review (meta-analysis)2024Mixed
• 56-study review: light wine linked to lower heart death, heavy drinking to higher
  Systematic review20221,579,435 peopleMixed

Opinion (8)

• Review of wine and heart disease: benefits in some studies, doubts from gene studies
  Opinion or narrative review2024Mixed
• Review of 27 studies: moderate red wine linked to lower heart disease and diabetes
  Opinion or narrative review2023Points to benefit
• Review: moderate drinking linked to fewer heart attacks in some studies; no long-term trial
  Opinion or narrative review2022Mixed
• Review of Japanese studies: drinking linked to high blood pressure, mixed heart results
  Opinion or narrative review2020Mixed
• Review on low to moderate drinking: heart risk can go up or down
  Opinion or narrative review2019Mixed
• Review: heavy drinking linked to higher heart risk; gene studies hint at direct harm
  Opinion or narrative review2017Points to harm
• Review: heavy drinking clearly harms the heart; gene studies doubt light drinking's benefit
  Opinion or narrative review2015Mixed
• Review of studies: light-to-moderate drinking linked to lower heart death, heavy drinking harmful
  Opinion or narrative review2000Mixed