What Is a Blastocyst? Why It Matters in IVF and ICSI

During your fertility treatment, you'll hear many new terms that might feel overwhelming at first. One word that often comes up is "blastocyst"and for good reason. This tiny but mighty stage of embryo development plays a crucial role in IVF and ICSI success. Let's break down what blastocysts are and why they're such an important part of the process.