Social egg-freezing: empowering but not an insurance policy against childlessness

Advances in technology such as flash-freezing of embryos have improved success rates but over-35s should be aware there are no guarantees

It is 30 years since the first successful frozen egg pregnancy was conceived. For many years, egg freezing was considered to be a low-chance option for fertility preservation, needing 100 eggs to get one live birth.

Related: Egg freezing is the tempting option if you're desperate for a child: but can women be sure it's the right choice?