Why, you ask? “Seafood has so many science-backed benefits for your mental health, immunity, cardiovascular system, and brain development,” says nutrition expert Keri Gans, MS, RD, CDN. “Eating more fish and shellfish is one of the easiest ways you can reduce your risk of depression, dementia, heart disease, and more. (By the way, the USDA and HHS just released the 2020-2025 Dietary Guidelines for Americans, recommending Americans of all ages—particularly young children and pregnant women—eat seafood at least twice weekly.) Here are the top 5 benefits of boosting your seafood intake, according to Gans. RELATED: 7 Anti-Inflammatory Foods to Eat Every Day