This is missing the forest for the trees a little bit. The actual unit in blood pressure is relatively unimportant; it&#x27;s so conventional, that no-one produces general medical tools that measure in other units. What is <i>far</i> more important is understanding what the different levels mean in the context of the presenting patient. Is 180 bad? When is it bad? Is it ever good? Is 50 bad? When is it bad? Is it ever good? Is 100 bad &amp;c? If it is bad, what can you do to make it good? Do you do the same thing if it is bad 200 or bad 20? What do you <i>not</i> do when it is bad 200 or bad 20? Which conditions complicate with which medications affect your intended treatment for a bad reading?<p>Meanwhile, over here in the dev world, our passionate mantra is &quot;we shouldn&#x27;t be judged poorly for &#x27;everyone knows&#x27; shit we can just google&quot;...