Prior to this , he 'd never had so much as a cold . He ran three miles each day and ate like a horse . He was a rancher all his life and , in his retirement years , kept a garden and did a lot of wood - working . I have piles of cool , wooden toys he made for my kids when they were little .
Why did the man have such good cardio ?
Pick the best answer from the following options:
- None of the above choices .
 - He biked every day .
 - He did a lot of long - distance running .
 - He ran two miles every day .


He did a lot of long - distance running .