Angina: What can happen if a heart is in need of blood

A primer on what can happen if a heart is in need of blood.

You're walking up the stairs and feel some tightness in your chest. You've just had a nice, big meal and start to feel an odd, squeezing sensation in — this is weird — your jaw. You wake up in the middle of the night, and it feels like someone is sitting on your chest.

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 »