Has anyone experienced chest pressure off and on for days on end.. for the last 4 days I’ve been dealing with chest pressure/heart palpitations that come and go.. sometimes where it feels like I have to catch my breath.. currently I feel it as I’m laying down and my hearts beating hard. I can’t seem to shake This feeling and it started after I started doing yoga. I stopped the yoga and it hasn’t gone away ): 
It just feels like I’m suffocating