You can cherry pick stuff off the internet all you want. Doesn't make it good science or plausible. Contracting your muscles to make your heart skip a beat or

You can cherry pick stuff off the internet all you want. Doesn't make it good science or plausible. Contracting your muscles to make your heart skip a beat or two does not count as "stopping your heart by thinking". By that logic I can drive my car by thinking. I'll give you that you can influence the rate of your heart with practice.