Home / Procedures / IVF / Risks and recovery

Risks and recovery · Last reviewed 13 May 2025

Written and maintained by the Clinics for Kings editorial desk·Edited by Morten Andersen & Fredrik Filipsson

Fact-checked against the cited medical and cost sources by the Clinics for Kings editorial desk·General information, not a clinician’s review — always consult a licensed doctor.

IVF risks and recovery.

IVF is a multi week cycle, not a single operation, and its risks are spread across that cycle: the effects of the stimulating drugs, the egg collection procedure, the possibility of multiple pregnancy, and a real emotional toll. Here is the honest picture of those risks and what recovery involves. We never name a clinic.

General health information, not medical advice, and not a substitute for a qualified doctor. Always consult a licensed professional before making any decision.

Published by Kings Hospitality LLC · 1314 E Las Olas Blvd, Fort Lauderdale, FL 33301, USA. Edited by Morten Andersen & Fredrik Filipsson. See our editorial standards & corrections policy.

20 to 35%

Mild OHSS
severe in about 1 to 3%

A day or two

Egg collection recovery
cramping and bloating settle

Weeks

A full cycle
monitoring throughout

The one honest thing

OHSS can develop after egg collection, sometimes once you have travelled home, so the timing of a cycle abroad and a plan for monitoring really matter.

Quick answer

What are the risks, and what is recovery like?

The main risks of IVF are ovarian hyperstimulation syndrome from the fertility drugs, the small surgical risks of egg collection such as bleeding or infection, and the risks of a multiple pregnancy if more than one embryo is transferred. Mild ovarian hyperstimulation is common, seen in roughly twenty to thirty five percent of cycles, while the severe form affects about one to three percent and can be serious.

Physical recovery from egg collection is usually quick, a day or two of cramping and bloating, but the cycle spans weeks and carries a real emotional weight, especially if it does not succeed. The honest point is that this is a process needing monitoring, not a one off event. This is general information, not medical advice.

The real risks

What can go wrong.

IVF is generally safe and routine, but it involves powerful drugs and a minor procedure, and it can place real strain on the body and mind. Naming the risks helps you plan and ask the right questions.

Ovarian hyperstimulation syndrome. The drugs that stimulate the ovaries can cause them to swell and leak fluid. A mild form is common, seen in roughly twenty to thirty five percent of cycles, with moderate in about three to six percent and severe in about one to three percent. Severe cases cause large fluid build up, breathlessness, and severe pain, and very rarely, in under one percent, blood clots or kidney problems. Symptoms often ease within a week, but can last longer and worsen if you become pregnant.

The egg collection procedure. Eggs are collected with a needle guided by ultrasound, usually under sedation. The small risks include bleeding, infection, and, rarely, damage to nearby structures such as the bladder or bowel.

Multiple pregnancy. If more than one embryo is transferred, the chance of twins or more rises, and a multiple pregnancy carries higher risks for mother and babies, including premature birth. Many clinics now favour single embryo transfer to reduce this.

The emotional toll. The hope, the waiting, and the possibility of a cycle that does not work can be genuinely hard. Recent high quality studies no longer show a clear link between fertility drugs and ovarian cancer, but the psychological strain is real and worth preparing for.

The risk that matters abroad

A cycle is hard to run from a distance.

IVF is not a single appointment. It runs over weeks, with scans and blood tests during the stimulation phase to adjust the drugs, then egg collection, then embryo transfer, and a wait before a pregnancy test. Travelling for it compresses that into one or more trips, and the timing is delicate. Ovarian hyperstimulation often develops in the days after egg collection, sometimes once you have flown home, when the clinic that treated you is far away. Knowing where you would be monitored, and who would treat a severe reaction, is essential before you go.

There are also differences in law and regulation between countries, particularly around donor eggs or sperm, the number of embryos transferred, and record keeping, which affect both safety and your rights. None of this rules out treatment abroad, but it raises the importance of clarity. Before you travel, confirm how the monitoring will be handled, what happens if hyperstimulation develops after you return, how many embryos would be transferred, and how your records and any frozen embryos are managed.

Recovery and aftercare

What recovery really involves.

Physically, recovery from egg collection is usually quick. Many people feel cramping, bloating, and some light spotting for a day or two and return to gentle activity soon after, while avoiding strenuous exercise in case the ovaries are still enlarged. Embryo transfer itself is a simple procedure that needs no real recovery. Through this time you may continue hormone medication to support the womb lining, as advised by the clinic.

The harder part of recovery is often emotional, through the two week wait and beyond, whatever the result. Support from a partner, counsellor, or fertility support service can matter as much as the physical care. Watch for warning signs of more serious hyperstimulation in the days after collection, and seek urgent medical care for severe abdominal pain or swelling, marked breathlessness, reduced urination, calf pain or swelling, or persistent vomiting. If you travelled for treatment, make sure you know where to go for that care once home. This page is general information, not medical advice.

Get Matched with a vetted clinic

Ask about the risks before you decide.

Send one brief and we route it to vetted clinics that explain the monitoring, their approach to hyperstimulation and single embryo transfer, and how care would work if you travel. You choose, with no pressure.

Free and no obligation. Accredited clinics only. We never sell your details.

How we make money: the guides are free and no clinic can pay to be named, ranked or recommended. We never name clinics. Get Matched is an optional service that helps keep the guides free and independent of any one clinic; using it is always your choice and you are never charged. How this works.

Common questions

The things everyone asks.

What is OHSS and how common is it?

Ovarian hyperstimulation syndrome is when the stimulated ovaries swell and leak fluid. A mild form is common, in roughly twenty to thirty five percent of cycles, with the severe form in about one to three percent. Severe cases need prompt medical care.

Is egg collection painful, and how long is recovery?

It is usually done under sedation, with cramping, bloating, and light spotting for a day or two afterward. Most people return to gentle activity soon, while avoiding strenuous exercise until any swelling settles.

Why is multiple pregnancy a risk?

Transferring more than one embryo raises the chance of twins or more, and a multiple pregnancy carries higher risks for mother and babies, including premature birth. Many clinics now favour single embryo transfer.

What makes a cycle abroad harder?

IVF runs over weeks with monitoring, and hyperstimulation can develop after egg collection, sometimes once you have flown home. Plan where you would be monitored and treated, and check the rules on embryos and donors.

When should I seek urgent help?

Promptly for severe abdominal pain or swelling, marked breathlessness, reduced urination, calf pain or swelling, or persistent vomiting in the days after egg collection, as these can signal severe hyperstimulation or a clot.

Keep reading