Why Instagram and YouTube are not the same app.

Most people treat every social platform as one thing, a place you post content. They are not one thing. Instagram and YouTube are opened for almost opposite reasons, and that single difference should govern everything about how a surgeon uses each. Once you understand why a person opens each app, the strategy is obvious.

YouTube is for intent

You open YouTube to find something. You are searching, learning, or deciding, and you will happily give it five, ten, even thirty minutes. It has long been described as the second largest search engine in the world. Whether or not that still holds in the age of AI, the behaviour is the same: people arrive with a question and an intent. So YouTube rewards depth and specificity, fewer videos, each built around something a patient is actually typing into a search bar. That is exactly why we post on YouTube weekly and treat every video as an answer to a real search.

Instagram is for attention

You do not open Instagram to find something. You open it when you are bored, in a queue, between cases, with nothing better to do. You are not deciding what to watch. You are handing that decision to the algorithm. Instagram does not promise you an intentional viewing experience. It is, more honestly, an attention aggregator. That is not a criticism, it is just what the app is for, and it changes everything about how you should use it.

The part nobody explains

Here is the cleanest way to see the difference. Think of YouTube like an Uber. You are at point A, you choose point B, and you do not much care which video gets you there. You picked the destination.

On Instagram, something stranger happens. You are at point A, and you do not know the driver, and you do not even know point B. The algorithm knows your destination better than you do. It works out where you want to go from the creators you choose to watch, and from its own read of what those creators make, and then it matches you to other creators who have done well with people like you. It is data quietly deciding for you, and doing it remarkably well.

So you feed it

If the algorithm runs on data, the way to grow inside it is to give it more. Post often, try different things, and let it learn which of your content lands with which people. We have seen this play out directly. Polarising or sensational topics pull attention, but the views that actually matter, the right patients, come when we talk about a specific treatment, a particular medication, or react to something medically revealing that many patients quietly go through. So we feed the algorithm a steady volume of substantive content, and it sharpens who it shows us to.

Why daily on Instagram, weekly on YouTube

This is also why volume is the right move on Instagram and the wrong one on YouTube. Adam Mosseri, who runs Instagram, has been clear that posting more is not punished, because the algorithm only pushes your content to people likely to want it in the first place. That is how a paparazzi page can post dozens of times a day and pull billions of views a month. That game is massy and broad. Ours is the opposite, specific and high-trust, so we are comfortable with smaller view counts, as long as we post the most we sustainably can. For a surgeon, given the time they can spare, that lands at about one reel a day, which we have built our entire process around.

Where your goal and the algorithm's goal meet

Here is the part that ties it all together. The algorithm wants one thing above everything, for people to stay on the app. So it tries to send each video to the exact viewers most likely to watch it through. We want one thing too, the specific patient who needs this surgeon. Those two wants line up almost perfectly. We give the algorithm a steady stream of specific, substantive content, it finds the specific people who will actually engage with it, and the right patients are precisely those people. We are not fighting the algorithm or trying to trick it. We are feeding it exactly what it is built to look for.

None of this is secret. But almost nobody has worked it through for surgeons specifically. Understand why a person opens each app, and your strategy stops being a guess. YouTube for the patient who is already searching. Instagram for the patient who did not know they were looking, until the algorithm put you in front of them.