Sienna Miller, who is pregnant with her second child, has admitted she's sick of 'making a joke' about being a middle-aged mum.
Having a baby can be planned or unplanned and there's no right or wrong way to do it, it's whatever works for you at the time. But with a growing number of people worrying how much does a baby cost many are leaving motherhood until later in life, with some contemplating the egg-freezing process.
