It’s better not to. Coffee in general will effect your bloodwork, and it is no different with black coffee. This is due to the caffeine in it which might skew the results. It’s also a natural diuretic, so your bladder will not last as long.
Hope this was helpful!
You need to give more context of the question I don’t understand what the question is about
Get type 2 diabetes. Have high blood pressure. Have high blood cholesterol. Have a stroke.
The max being 170 bpm. Target being 85 beats per minute.