Opening the Donguibogam library...
Opening the Donguibogam library...
Opening the symptom encyclopedia...

Has your heart suddenly pounded furiously, leaving you gasping for breath alongside the chilling thought, 'Am I going to die like this?' Whenever that moment strikes, leaving your whole body trembling and engulfed in terrible anxiety, you might have shivered in fear all alone, wondering, 'Has something gone seriously wrong with me?'

Have you ever felt your heart pounding all the way up into your throat? You might expect that sensation when startled or anxious, but have you ever felt uneasy because your heart was racing even while resting? Today, we explore the warning signs that such an overactive heart, known as tachycardia, sends to our bodies.