What it means

ERA stands for Endometrial Receptivity Analysis. It is a test used to check when the lining of the uterus may be most ready for implantation. The goal is to estimate the timing of the implantation window.

When it’s used

It’s usually considered after repeated failed transfers or when there is uncertainty about timing. The test is done in a mock cycle, where the body is prepared in a similar way to a real transfer cycle.

Why people get confused

Some people think ERA can guarantee success if the timing is adjusted. But the test only gives information about timing. Implantation still depends on many other factors beyond this.

Think of it this way

If the implantation window is about timing, ERA is an attempt to check when that timing might be for a specific person.

What to expect

The test involves taking a small sample from the uterine lining. The result may suggest whether the timing is aligned or needs adjustment. Even with this information, outcomes can still vary.