What is Angiotensin-converting enzyme 2?

Angiotensin-converting enzyme 2, or ACE2, is like a special helper that helps keep your blood pressure in check.

Imagine you have a toy car that moves along a track. Sometimes the track gets bumpy, and the car goes faster, this is like when your blood pressure rises. Now, ACE2 is like a gentle brake on that toy car. It slows things down so the ride stays smooth and not too wild.

Think of ACE2 as a door in a building. When certain messages come through (like from a signal called angiotensin II), they tell your body to make your blood vessels narrower, which can raise your blood pressure. But ACE2 opens the door and lets another message in, one that tells your body to relax those blood vessels again, bringing your blood pressure back down.

It’s like having a friend who helps you calm down when things get too loud or too exciting. ACE2 does this all day long, quietly keeping everything balanced inside your body!