Supraventricular tachycardia: it's defined as having a faster-then-normal heartbeat. there's many causes such as thyroid disease, caffeine, medications, or even stress.
Sinus tachycardia: it's a sinus rhythm with an elevated rate of pulses with a rate greater than 100 beats/min
<em>Hope this helps! :)</em>
Sorry but I cannot be of assistance XD
The best response is not to believe immediately. You should examine first the product if it is safe for you. You can look it up in the internet, look for reviews, feedback and testimonies. It is important to research first before taking any drugs or supplement cause you might end up harming yourself.
Usually good for about 2-4 hours
