what sort of people would have more lung capacity?

Question: what sort of people would have more lung capacity?
- Keywords:
  lung capacity,
  people,
  research idea
Asked by 296enqh39 to Jade on 15 Mar 2017.
- Jade Owen answered on 15 Mar 2017:
  
  People who can hold their breath for longer or don’t get tired so easily.
  
  Most people can hold their breath for 1-2 minutes however free divers can hold their breath for 7-9 minutes!

Question: what sort of people would have more lung capacity?