She admits her pregnancy has been difficult at times and it would take "a much stronger person" than her to go through it all again.

But Mariah Carey admits she has cherished the experience of pregnancy after miscarrying a child in 2009.

She tells the publication, "It's all worth it."

The Hero singer is due to give birth next month (May11) but a series of recent scares suggest the babies could be born any day.