Can Your Embryo Fall Out? The Truth About Bed Rest After Embryo Transfer

Can your embryo fall out after an embryo transfer? Do you really need bed rest after IVF? Can walking, peeing, coughing, laughing, going up stairs, having stress, or riding home in the car ruin your chances?

In this episode of Taco Bout Fertility Tuesday, Dr. Mark Amols breaks down one of the most common fears patients have after embryo transfer: whether one wrong move can prevent implantation.

We discuss where the bed rest myth came from, why the uterus is not an open space where an embryo can simply “fall out,” and what the evidence actually says about bed rest after embryo transfer. Dr. Amols also explains why normal movement is okay, why peeing after transfer is not a problem, and why patients should not spend the two-week wait blaming themselves for every sneeze, step, or bump in the car.

This episode also covers the difference between fresh and frozen embryo transfers, why activity restrictions after a fresh transfer may be more about enlarged ovaries than the embryo itself, whether retroverted uteruses change the equation, and why clinic instructions can vary.

And yes, we also talk about McDonald’s French fries after embryo transfer — because no IVF superstition is safe on this podcast.

If you are preparing for an embryo transfer, recovering from one, or stuck in the two-week wait replaying everything you did, this episode will help separate fear from fact.

In this episode, we cover:

•  Can an embryo fall out after embryo transfer? 
•  Does bed rest improve IVF success? 
•  Is it okay to pee after embryo transfer? 
•  Can walking, coughing, sneezing, laughing, or stairs hurt implantation? 
•  Fresh vs frozen embryo transfer activity restrictions 
•  Retroverted uterus and embryo transfer positioning 
•  Sex after embryo transfer 
•  Stress during the two-week wait 
•  McDonald’s French fries and IVF superstitions 
•  Why patients should stop blaming themselves after transfer 

The takeaway: after embryo transfer, take care of yourself — but you do not need to treat yourself like a porcelain doll. Rest if you want to rest, not because your embryo needs you perfectly still.

Thanks for tuning in to another episode of 'Taco Bout Fertility Tuesday' with Dr. Mark Amols. If you found this episode insightful, please share it with friends and family who might benefit from our discussion. Remember, your feedback is invaluable to us – leave us a review on Apple Podcasts, Spotify, or your preferred listening platform.

Stay connected with us for updates and fertility tips – follow us on Facebook. For more resources and information, visit our website at www.NewDirectionFertility.com.

Have a question or a topic you'd like us to cover? We'd love to hear from you! Reach out to us at TBFT@NewDirectionFertility.com.

Join us next Tuesday for more discussions on fertility, where we blend medical expertise with a touch of humor to make complex topics accessible and engaging. Until then, keep the conversation going and remember: understanding your fertility is a journey we're on together.

Transcript

>> Dr. Mark Amols: 0:01

Today we talk about can your embryo fall out after an embryo transfer? And the truth about bed rest. I'm Dr. Mark Amols, and this is Taco Bout Fertility Tuesday. I'm sure you've asked this question. Can my embryo fall out after the transfer? And whether bed rest is going to help prevent that, or whether walking, peeing, coughing, laughing, or bending over can make an embryo fall out? And, trust me, every fertility doctor has heard this question. And patients believe, well, they should go home, lie flat after their embryo transfer because that's going to be best for them. And I get it. I understand why people ask this. You just spent weeks, months, sometimes even years getting to this point. You took the medications, you did the injections, you had all the ultrasounds, and now you waited for this, the embryo transfer. I'm sure you went through multiple heartbreaks through the embryo reports, through the genetic testing, maybe delays. Now the embryo finally gets transferred, and suddenly every little movement feels suspicious. You stand up and you think, oh, maybe that was too fast. You pee and you think, did I just undo the transfer? You cough and you think, that's it. I launched the embryo into another dimension. But the truth is, it doesn't work that way. Your uterus is not a gumball machine, and embryo is not going to fall out because you stood up. And what this episode is really about is about bed rest. But underneath that, it's about something much bigger. The fear patients have that one wrong move can ruin everything. So today, we're going to take that fear and bring it down a notch. So first, let's start by discussing why did bed rest even become a thing? Where did this idea come from? Well, honestly, it came from a place that made a lot of sense. See, early IVF was new. Embryo transfers felt very delicate. So doctors were doing something that looked incredibly precise. Placing an embryo in the uterus through a catheter. And it felt logical to say, okay, don't move. Just lie there. And honestly, that's how a lot of traditions in medicine start. Not always with evidence, but just what makes sense. No one proved it correct through a randomized study. It's not because we knew it impacted, let's say, live birth rates. It's because it felt cautious. And fertility is full of moments where patients and doctors want to do something, anything, because doing nothing feels uncomfortable. So bed rest became one of those kind of rules that just sounded protective and sounded right. The problem is, something can sound good and feel right and still not help. And that's the important part. As you know, IVF already comes with enough rules. Take this medicine at this time, come in for a blood draw at this time, avoid this, start this, stop this, call us if this happens. Patients are, already carrying a ton. So the point is, if you're going to add a rule, make sure that rule actually matters. And for routine bed rest after an embryo transfer, the evidence just does not support it. Matter of fact, there is even data showing that it actually lowers your chances of success. So we do not recommend bed rest after an embryo transfer. Now, that doesn't give you a green light to go skydiving. It's just saying that lying in bed isn't the right answer. Being normal, like, walking around, makes more sense. So the real question is, can the embryo fall out? And you probably realize it now, no. And I know that sounds so simple, but, no, it cannot fall out. The uterine cavity is not an open cave where the embryo is just rolling around and then waiting for gravity to make a decision. It's like a sandwich where there are two soft walls touching each other. When we transfer the embryo, we put a little bit of fluid in, a very tiny amount in the microliters. And between those sandwich slices, there are crypts. And the embryo falls in those crypts versus just sitting and rolling around. That's why when you stand up, the embryo doesn't just slide out. When you pee, the embryo does not come out because that's a completely different system. The urethra sits just above the opening of the vagina. So when you pee, you can't do anything because your uterus is all the way at the very top of the vagina. They're not even in the same organ system. And here's something that could make you even feel a little bit better if you think about it. What happens naturally? Well, naturally, the embryo goes down the fallopian tube and falls into the uterus, just like placing into the uterus. So, technically, if you think about it, naturally, when you're walking around, that embryo is falling, the cavity doesn't fall out. So why would me placing it in be any different? It's the same thing that's happening. Nature literally drops the embryo into the uterine cavity, just like we're doing. Except nature doesn't come with a $10,000 bill. The point is, it can't fall out, just like it doesn't naturally and just like it won't with IVF. But what does the evidence say? Well, it says bed rest does not improve embryo transfer outcomes. There have been studies that looked at patients who rested after transfer and compared it with patients who got up shortly afterwards. The overall message is pretty consistent. Lying flat after transfer is not the secret ingredient. Even the American Society of Reproductive Medicine has guidance on this. And they say that there is good evidence not to recommend bed rest after an embryo transfer. And as I mentioned earlier, some studies have even suggested that prolonged bed rest could be associated with worse outcomes. Now again, I want to be clear. This doesn't mean that getting up magically improves implantation and doesn't mean you should go skydiving. What we're saying is we want you to be normal. Now if your normal is something crazy like running a jackhammer eight hours a day, okay, well then don't do that. But we also don't want you to start doing something that you didn't do. If normally you're watching Netflix for a few hours a day and now you want to go run marathons, don't start it right after your transfer. The point is normal movement is okay, standing up is okay, and walking into the bathroom is absolutely okay. Even going home in your car is okay. Because living like a normal human is not going to affect your transfer. Just like everyone else, when they get pregnant, that embryo falls into the uterus while they're doing their normal activities and everything goes fine. Interestingly, at our clinic, I always wondered what if uteruses were retroverted? Maybe that would be different and bed rest would be better. So we actually did a randomized study. Now this study was not statistically significant, so I can't tell you it proved anything. But what we didn't see was a difference between people who had retroverted uteruses who were laying flat after transfer and those who got up right away. Now why would I want to do that study if there's already studies that said that? Well, because the thought is when the uterus is in a normal position, it's actually going down. So when you stand up, it's like a pouch holding the embryo. But a retroverted uterus is actually going the other direction. So my thought was, well, listen, if the thought is gravity is holding it in better place when you're standing, then someone who is retroverted may not be good. And what we found is there was no difference. But again, not statistically significant. That's because when you try to show non-inferiority, it's hard to do because you need a very high power meaning a lot of samples to be able to determine that. So we've talked about what not to do. But what can you actually do after embryo transfer? Well, my general advice is going to be be normal. Now, I can't miss an opportunity to promote my favorite French fry place, McDonald's, which I recommend getting after your transfer. There are absolutely no studies that show there's a benefit. But again, they're McDonald's French fries. Why would you not do it? Besides, if you read the Facebook forums, you know that it is the one thing that helps people get pregnant. So you should definitely do it. But kidding aside, after your transfer, take a few minutes to breathe, enjoy the moment you're pregnant. At that moment, sit up, use the restroom, walk to your car, do everything normal, eat normal, do what you want. Except, again, don't do a jackhammer for eight hours. If you want to watch tv, do it. You want to work on your laptop, do that as well. You want to walk outside, enjoy the Arizona 110-degree temperature, go for it. I don't know why you want to, but go for it. The point is going off to work perfectly fine the next day. I even had patients go back to work the same day, as long as their work isn't, let's say, physically intensive. Now, keep in mind, every clinic has their own protocol. I am not telling you to go against your clinic's protocol. Absolutely. Follow their protocol, because that's their clinic's instructions. Now, that doesn't mean their protocols are evidence- based, but that's okay. Follow what they say, because that's why you chose that clinic. You trust them. And there's nothing wrong with doing things that won't harm things. If they say that you should have bed rest, then do bed rest. But it's not wrong to say, why am I doing bed rest? Does the evidence actually support this? Now, understand there is a big difference between take it easy and lie frozen in bed. Like a fertility statue, taking it easy makes sense. Strict bed rest does not. I routinely will tell patients, rest because you want to, not because the embryo needs you to be horizontal. And that distinction matters. Now, here's some nuances that often get missed when it comes to fresh and frozen embryo transfers. They're not always the same. When we talk about activity restrictions. In a frozen embryo transfer, the ovaries are not enlarged. So typically, you don't have to worry about the ovaries being enlarged and that you have to take it easy. Whereas in a fresh transfer, your ovaries are going to be enlarged, and that's because you just went through a stimulation. You may even have close to ovarian hyperstimulation syndrome. So in that situation where you have enlarged ovaries, it may be very uncomfortable to be moving around. So part of the reason they may say to limit your activity is because of your ovaries, not because of the transfer that you did when you did a fresh transfer. This is why I was pointing out, always listen to your clinic and their recommendations. It's not because they're worried the embryo is going to fall out. It's more because they're worried about strenuous exercise or heavy lifting and twisting may impact your ovaries and cause you discomfort. And this is an important distinction because when patients hear, don't exercise, sometimes they translate it into movement is dangerous to the embryo. And that's not the same thing. We may restrict activity for ovarian safety. We're not restricting the activity because gravity is hunting down your embryo. Here's the part I care the most about. I don't want patients spending the entire two-week wait replaying every movement like a crime scene investigation. Oh, no, I bent over and picked up my phone. Or oh my goodness, I sneezed, I laughed, I walked too fast, I got out of the car kind of weird. We hit a lot of bumps on the way home. Maybe I shouldn't have moved out those groceries by myself. The problem is the mind does what the mind likes to do, especially during IVF. It starts building a case against you. But implantation is biology. It is embryo quality. It's about uterine receptivity. It's about things like timing and hormones, genetics, inflammation, and even just chance. And yes, a lot of microscopic communication does occur that you have no control of. And so it's important. This is not like a game of Operation where one wrong move means your embryo is out. When a transfer doesn't work, it is almost never something that you could have done. Coughing, laughing, sneezing, bending over, standing up, the ride home absolutely cannot cause it not to work. As patients, we carry enough guilt because of the infertility. So let's not make fake rules to add more weight to it. So to make sure we address all the questions, I'm going to go through rapid fire questions here. Can embryos fall out when you stand up? No. Embryos are placed in the uterus. Gravity will not pull them out. Am I allowed to pee after an embryo transfer? Yes, please pee. A full bladder helps to see the uterus during the transfer and helps push the uterus down to make it an easier transfer. But afterward it is not necessary and only causes you more discomfort. Can I walk after a transfer? Yes, normal walking is fine. Can I go upstairs? Yes. Stairs are not embryo kryptonite. What if I cough and sneeze? Is that okay? Yes. If sneezing prevented pregnancies, the human species would be dead already. No one would survive allergy season. Is it okay if I laugh? Yes, please laugh, because IVF needs more laughter, not less of it. Am I able to go back to work? Usually, yes. Unless your job involves heavy lifting, intense physical activity, or your doctor told you otherwise. Can I exercise? Well, light activity is usually okay, but avoid strenuous workouts unless your clinic clears you. This is especially true after a fresh transfer. As we talked about, the ovaries could be enlarged. Can I have sex after transfer? Well, this may change between clinics. Many recommend pelvic rest until the pregnancy test. I would follow your clinic's protocol. Now, one of the reasons we tell you not to have intercourse is not because it can hurt the pregnancy. We know that's not true. But more because you can get bleeding and that can scare you. And there's nothing we can do to reassure you because there's no heartbeat yet. So then you have to wait at least 48 hours to see if the hCG is dropping. That's usually why we recommend not having intercourse after the transfer. Should you take the rest of the day off after your transfer? You know you can, and it may actually be quite relaxing, but it's not medically necessary. And the last question, probably the one most people think about, can stress make the embryo not implant? Well, stress is miserable and you deserve support and you should have support. But ordinary anxiety during the two-week wait is not something that can cause it not to work. Do not blame yourself. If stress itself caused it not to work, no fertility clinic would have success. And even studies have shown that, yes, infertility and fertility clinics do cause stress, but stress itself does not cause it not to work. In the end, what do I tell patients? I keep it simple. I say, enjoy your day, eat normal. There really are not many restrictions. We just say, don't do the things you really shouldn't do, like don't do crack cocaine. I think we can all agree on that. Don't go and use heavy machinery that's going to be pounding up and down. Don't go fight a bunch of ninjas in a ninja fight. And don't go lay in bed all day. There's no reason for it. Now, if you want to, maybe you're tired, go for it, but don't do it because you think the embryo needs it. You're allowed to move, you're allowed to pee. You're allowed to cough. You're allowed to exist. The point is, your job after transfer is not to become perfectly still. Your job is to follow the medical plan your team gave you and try to reduce your stress as much as possible. Not because it affects the transfer, but just for your own mental health. I know that's easier said than done, and I can assure you that two-week wait is basically a masterclass in overthinking. So let's at least

remove one unnecessary fear: 16:24

bed rest is not a thing that makes an embryo implant, so don't be worried to move. So here's the takeaway. After an embryo transfer, you should take care of yourself, but you do not need to treat yourself like a porcelain doll. Routine bed rest does not improve outcomes. Your embryo is not going to fall out when you stand up. That means peeing after transfer is fine. Coughing after transfer is fine. Laughing is fine. Walking and just being a human is fine. And if you want to rest, rest. If you don't want to rest, that's fine. Walk around. Just don't go run a marathon or jump out of an airplane. Preferably with a parachute. Of course, the point is, the embryo is either going to implant or not, based on biology, timing, embryo quality, uterine factors, and many other things outside of your control. And yes, that's frustrating not to have that control, but it's just how it is. So after the transfer, take a breath, follow your instructions and be kind to yourself. And please go pee. As always, I greatly appreciate everyone listens to this podcast. If you like this podcast, tell your friends about it. Give us a five-star on your favorite medium. But most of all, keep coming back. Maybe you know someone who is going through a transfer and may benefit from this. Tell them about this podcast episode so they can listen to it. Maybe it might help reduce some of their stress. As I always say, keep coming back and I look forward to talking again next week on Taco Bout Fertility Tuesday.