# Why Does Your Heart Beat Faster After Waking Up? Do You frequently wake up with a sudden pounding or racing sensation in your chest? You may feel a sudden pounding, fluttering, or racing sensation in your chest. This is often a natural reaction as your cardiovascular system adjusts to https://www.tumblr.com/maheshnadgir/826740073922969600/why-does-your-heart-beat-faster-after-waking-up?source=share