What's more risky, an old or very young mother?

Anonymous
She gave birth naturally at the age of 57
The youngest mother in the world gave birth at age 5 years and 7 months
Which of the two extremes would you say is more risky to both the mother and/or baby? An older mother or a child mother?
Older woman past age 50
Kid mother (10 years old and under)
Select gender and age to cast your vote:
What's more risky, an old or very young mother?
3 Opinion