A–Z Glossary

Oocyte quality

Oocyte quality describes how likely an egg is to develop normally after fertilization and support a healthy embryo.

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Getting pregnant at 40 and 45: realistic expectations

Getting pregnant at 40 and 45: realistic expectations

What changes biologically after 40 and 45 The central biological issue is not simply that conception takes longer; it is that the pool of recruitable follicles continues to shrink, and the remaining oocytes are more likely to have meiotic errors. In practical terms, that means lower fecundability per menstrual cycle and a higher proportion of […]