All of the symptoms that you're experiencing is what's known as the fight or flight response, right? And it's really due to a perception of some kind of threat that you are experiencing. Your brain specifically when you experience the threat, the amygdala then sends a signal to the hypothalamus and adrenal medulla which produces two hormones: adrenaline and noradrenal,. Or norepinephrine, norespinephrine, same thing. It's very important that when we develop this response that all these physiologic responses, which we still have caused this, you know, these feelings that you have. You were practicing in San Francisco throughout the COVID epidemic. You finally got it yourself