" I hear that this accelerated heart rate is associated with THC, is that correct?"
An accelerated heart rate following cannabis consumption can be indicative of an elevated THC level that is not comfortable for your body. CBD has been shown to provide pain relief especially when paired with THC. CBD counteracts the unwanted side effects of THC. If you'd like to avoid THC, there are CBD dominant cannabis products that can work for you. You can also use cannabis infused topical creams and salves that won't enter your bloodstream.
You can try our non-psychoactive pain reliever that contains whole plant cannabis, turmeric, and ginger. It doesn't get you stoned, but takes away all your pain. Safe for daytime use.