If an embryo is not dividing and growing properly in the usual timeframe it takes to become a blastocyst, it usually means that the quality of either the sperm, egg, or both was low quality. 😥🥚🐟 Embryos that do not progress to the correct number of cells in the proper timeframe are usually not viable and will not be stored for transfer. ❄️ | New Hope Fertility Center

A new microscope offers an unprecedented view of how mammals are built, cell by cell. Scientists tracked the development of a mouse embryo with the microscope, mapping the life history of every cell. (Learn more: https://www.sciencenews.org/article/see-these-dazzling-images-growing-mouse-embryo) | Science News Magazine

Key Milestones in Fetal Development 💞 . . Fetal development is a complex process that occurs in several key stages throughout pregnancy. Here are some important milestones: First Trimester (Weeks 1-12) Weeks 1-2: Fertilization occurs, and the zygote begins to divide and develop. Week 3: The embryo implants in the uterine wall. Basic structures begin to form. Week 4: The heart starts to beat, and the neural tube (which will become the spine and brain) closes. Week 5: Limb buds appear, and facial

3 Stages of Fetal Development | Pregnancy to parenting