Welcome to Remembryo!

I’m Sean (aka Embryoman), a former embryologist and researcher who explains the latest IVF research to help people make clearer, more evidence-based decisions about their treatment.

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Already familiar with Remembryo? Click here to browse all posts in the classic view.

New to IVF or Remembryo? Start with these posts:

Read the full guide.
This post covers embryo grading and success rates — what it means, how it’s done, and what it can (and can’t) tell you. Includes real examples, clear explanations, and a breakdown of research on outcomes after transfer.
Why embryos stop growing (embryo arrest)
What abnormal fertilization (1PN, 3PN) means
Grade C (poor quality) embryo success rates
My embryo looks squished — what is embryo compaction?

👉 Browse more Embryo Quality posts →

Read the full guide.
What is egg quality — and what affects it? This post covers how eggs develop, what impacts their potential, and how age, stimulation, environment, and supplements all play a role.
How supplements can impact egg quality in IVF
How mitochondria affect egg health
Freezing and thawing eggs: what to know

👉 Browse more Egg Quality posts →

I’ve also written a few posts on sperm quality — covering DNA fragmentation, morphology, and more — 👉 Browse Sperm Quality posts here →

Read the full guide.
What is PGT-A, and does it really work? This post breaks down how it works, what the results mean, and how reliable it is — including insights on aneuploidy, mosaicism, and why some euploid embryos still fail.
Mosaic embryos and if they can lead to healthy births
Do aneuploid embryos ever work? See the data
What is aneuploidy and what causes it

👉 Browse more PGT-A posts →

How the immune system affects implantation
What causes embryos to fail to implant or miscarry
Comparing frozen embryo transfer protocols
How endocrine disruptors affect fertility
The microbiome’s role in IVF success
How embryos split during IVF and lead to twins

👉 Browse more Implantation posts →

Latest IVF Research Posts

Every week, I break down the newest IVF research into simple summaries.

👉 Browse the full archive →

Just want the highlights? Start with my Monthly Roundup, which combines short summaries of all the studies I covered in the month, plus popular social media posts, IVF news and answers to community questions (no paywall).

  • Monthly IVF research roundup (May 2026)

Or keep scrolling to see my 6 most recent posts:

  • ASRM releases 2026 guidelines on managing recurrent pregnancy loss
  • IVF patients describe what led them to transfer “abnormal” embryos
  • Meta-analysis examines the causes of recurrent pregnancy loss
  • Meta-analysis examines how accurately PGT-A embryo biopsies match the embryo
  • Natural FETs outperform medicated FETs in donor egg cycles
  • Aneuploid embryo success rates after transfer

Click here to browse all posts by date.

Explore IVF Topics

Browse posts by topic — whether you’re looking for insights on advanced maternal age, sperm DNA fragmentation, endometriosis, or embryo glue. And if you don’t find what you’re looking for, try the search bar:

About Embryoman

Embryoman (Sean Lauber) is a former embryologist and the founder of Remembryo, an IVF research and fertility education website. After working in an IVF lab in the US, he returned to Canada and now focuses on making fertility research more accessible. He holds a Master’s in Immunology and launched Remembryo in 2018 to help patients and professionals make sense of IVF research. Sean shares weekly study updates on Facebook, Instagram, and Reddit regularly. He also answers questions on Reddit or in his private Facebook group.