. im back on youtube , thanks to 2naSalit. cardiac alert dogs .

i am using ghostary adblocker . the extention failed to eliminate a problem i originaly had,but the side benifet was no ads on youtube . will see how long yt gets smart. the main reason i am postin is i have tacycardia. i saw a short that showed a dog that is trained to detect tacy. did not know this . now i know .
Cardiac Alert Dogs are trained to detect changes in a person's blood pressure and heart rate. These animals are trained to use their keen sense of smell to pick up on chemical markers in your sweat and alert you of a potential cardiac episode.