Are you ever too old to have a baby?

In countries across the world women are deciding to delay motherhood. Increased access to education, more career opportunities and less financial stability means that more and more women are having children later in life. But fewer babies now, could mean more economic pressures on the rest of us in the future. Katya Adler explores this complex topic with the BBC's population correspondent Stephanie Hegarty and Joyce Harper, professor of reproductive science at University College London.At the moment, we’re sharing some of our most popular episodes from the past twelve months, including this one. All of these episodes and many more are available to watch on the BBC World Service’s YouTube channel. Just search for “The Global Story” on YouTube to find us.We need you to help us understand and tell The Global Story. Email ideas and thoughts to [email protected]. You can also message or leave a voice note on WhatsApp on +44 330 123 9480.Producers: Alice Aylett Roberts, Beth Timmins and Miriam QuayyumSound engineers: Mike Regaard and Hannah MontgomeryAssistant editor: Sergi Forcada FreixasSenior news editor: Jonathan Aspinwall