How long can human embryos stay frozen?

[admin]

Hypothetically, an implanted embryo could be older than the woman who gives birth to it.

How long can human embryos stay frozen? : Read more

 

[petra4]

I've needed to look up this answer so it's up to 10 years. The question that needs asking is whether it's viable after thawed and to implant? Being an ex-IVF patient, it's alarming to know how many don't make it to implant stage.