Seafood like shrimp, crab, and lobster are a type of shellfish. Shellfish are good for your brain and heart, but it’s common to have a food allergen to foods in this group. Shellfish have been eaten ...

Shellfish allergy is a common, but potentially serious food allergy. If you’re allergic to shellfish, your immune system overreacts when exposed to proteins in certain types of seafood. Eating these ...