Cathy Adams: Deciding when enough is enough

Cathy Adams is the travel news features editor for The Times and Sunday Times -- and also a person who has spent years trying to conceive her second child. Now, she's at a crossroads: give up IVF and reconcile herself to having one child, or keep adding to the £40,000 it's already cost her? Secondary infertility has never felt so difficult. Meanwhile, Emma provides an update on her endometriosis…