I think you can exercise a lot, eat healthy food a lot, and still die at a young age due to an issue with your body. Is that true? /u/Ben5544477 No such thing as stupid questions

I think someone can be in marathon runner shape and still die at like age 50 from a random health condition. Is that accurate?

I think someone can be in marathon runner shape and still die at like age 50 from a random health condition. Is that accurate?