when people are pregnant why doesnt there belly just flop down straight after they have their baby ?

Question: when people are pregnant why doesnt there belly just flop down straight after they have their baby ?
- Keywords:
  baby,
  belly,
  pregnant
Asked by Annabel to Amanda on 14 Mar 2017.
- Amanda Barnes answered on 14 Mar 2017:
  
  It takes some time for the skin and muscles to adjust again.

Question: when people are pregnant why doesnt there belly just flop down straight after they have their baby ?