Harvard Heart Letter

Ask the doctor: When a stroke has no immediate symptoms

A silent stroke happens when a clot blocks a blood vessel to part of the brain that doesn’t control any vital functions. Silent strokes don’t cause any noticeable symptoms, but they may lead to thinking and memory problems if several occur over time. 
To continue reading this article, you must login.
  • Research health conditions
  • Check your symptoms
  • Prepare for a doctor's visit or test
  • Find the best treatments and procedures for you
  • Explore options for better nutrition and exercise
Learn more about the many benefits and features of joining Harvard Health Online »