By Hugo Francisco de Souza Reviewed by Susha Cheriyedath, M.Sc. Jun 17 2025 A new genetic study shows that just one extra cup of instant coffee a day could significantly increase your risk of developing dry AMD, shedding fresh light on how our daily beverage choices may shape long-term eye health. Study: Genetic Correlation and Mendelian Randomization Analyses Support Causal Relationships Between Instant Coffee and Age-Related Macular Degeneration . Image Credit: RPA Studio / Shutterstock In a