Notice what you are actually feeling versus what you are narrating
After a first date, most people do not review facts. They review the story they want to tell. So pay attention to which one you are doing. If you come home and immediately start building a case for why it could work, listing his qualities like evidence in a brief you are presenting to a skeptical jury, that is a signal worth taking seriously. Real chemistry does not require a closing argument. It shows up in small, dumb, physical details. You notice his hands. You lose a sentence because you got distracted. You drive home replaying one specific thing he said, not a highlight reel designed to make yourself feel hopeful. Forcing chemistry often lives in the future tense. You think about who he could be, what this could become, how this might feel once you are more comfortable. Genuine pull tends to live in the present. You are already a little lit up, even when nothing extraordinary has happened. Try this: sit quietly after a date and ask yourself what you actually felt during it, not what you hope to feel eventually. The gap between those two answers is worth respecting.
Check whether you are attracted to him or attracted to being chosen
This one is uncomfortable, so stay with it for a second. After a hard breakup, being wanted feels extraordinary. Someone texts first. Someone makes a plan. Someone looks at you like you are the point of the evening. That feeling is real and it is good and it is also completely separable from whether you are actually drawn to this specific human being. As we talk about in our piece on rebuilding your identity outside a relationship, one of the subtler traps in early dating is mistaking the relief of being pursued for genuine romantic interest. You can be genuinely grateful for his attention and genuinely uninterested in him, and both things are allowed. The way to test this: imagine he stops texting tomorrow. Do you feel the loss of him, or the loss of the attention? If it is mostly the second one, you are not forcing chemistry out of cruelty. You are forcing it because his interest in you feels like proof of something you needed proved. That is very human. It is just not the same as wanting him.
Look for the editing you are doing in real time
Forcing chemistry has a particular texture: you are constantly smoothing things over in your head as they happen. He says something that bothers you, and before you have even finished hearing it, you have already explained it away. He is nervous. He did not mean it like that. Everyone has that one thing. You are not wrong to give people grace. But there is a difference between charitable interpretation and continuous internal PR management. One is generosity. The other is work. Notice how much effort the date requires. Not social effort, not the normal slight awkwardness of meeting someone new, but the internal effort of manufacturing warmth that is not arriving on its own. Research consistently shows that people with anxious attachment patterns in particular tend to over-invest in ambiguous connections because the uncertainty itself feels familiar. If you spent your last relationship checking your phone constantly and reading into every small response, that wiring does not switch off just because it is a new person. It will keep you editing, smoothing, explaining, long past the point where a clearer signal would have sent you home early.
Pay attention to how your body actually behaves around him
Not the butterflies speech. Not whether you feel nervous, because you will feel nervous regardless, because dating is nerve-wracking and your last relationship ended and your system is on alert. Pay attention to something quieter. Do you breathe easily around him? Do you talk too much, in the way you do when you are performing rather than connecting? Do you feel slightly more yourself as the night goes on, or slightly more managed? Your body keeps score in very specific, unsexy ways. You might notice that your shoulders are up near your ears the whole time. You might notice that you have been careful with what you have said, choosing each sentence for effect rather than just saying the thing. Genuine chemistry is not always electric and obvious, especially after you have been through something hard. But it does tend to have a quality of ease underneath the nerves. You might be a little giddy, but you are still yourself. When you are forcing it, there is often a low-level effort to it, like holding a door open that keeps trying to swing shut.
Stop extending the experiment past the data you already have
Here is where the forcing usually gets locked in: the third date, the fourth, the giving it more time. You decide to see him again not because you want to, exactly, but because you do not have a specific reason not to. He has done nothing wrong. You are not not attracted to him. You keep waiting for something to click that has not clicked yet and you wonder if you are just broken from the last one, if you have forgotten what this is supposed to feel like, if maybe you need to lower your expectations. Some of that is worth sitting with. Research does suggest that post-breakup stress suppresses immune function and emotional regulation both, which means your ability to feel open or excited or easy around someone new may genuinely be muted right now, and that is real. But there is a difference between being temporarily closed off and being fundamentally unmoved by someone specific. Extending the experiment is only useful if the data is actually ambiguous. If you have been on four dates and you are still writing a brief for why this could work, the data is probably not ambiguous. You are just hoping the conclusion changes.