why is it a problem that the babies are bigger?

Question: why is it a problem that the babies are bigger?
- Keywords:
  baby,
  birth,
  size
Asked by archietherichards to Chris on 18 Jun 2013.
- Chris Whittle answered on 18 Jun 2013:
  
  It is a problem because the mother may have a very difficult birth, but also these babies are more likely to become obese or diabetic later in life as well. So there are long-term consequences to their birth weight.

Question: why is it a problem that the babies are bigger?