First Aid Understanding Signs and Symptoms of a Stroke Share Pin Email First Aid Symptoms Basics Bites and Stings Orthopedic Emergencies Soft Tissue Injuries Breathing Emergencies Emergency Preparedness First Aid at Home Allergies and Anaphylaxis Infections Calling for Help Heat and Cold Exposure Pediatric Emergencies Glossary View All Updated April 06, 2016 A stroke is a reduction in blood flow to a part of the brain due to a clot forming in one of the blood vessels. Here's the symptoms to be on the watch for. Knowing these could save a life. Up Next Up Next Article Try These 3 Natural Methods to Lower the Risk of Stroke Up Next Article What's the Difference Between a Heart Attack and a Stroke? Up Next Video How to Recognize a Heart Attack in Women Up Next Article What Do TIAs or Mini-Strokes Mean to You?