1. About how much less lung capacity does Tom have as compared to his peak as a young adult? 2. Tom is humorously known in his family as “WGLA” (world’s greatest living authority) because of his broad...

1. About how much less lung capacity does Tom have as compared to his peak as a young adult?

2. Tom is humorously known in his family as “WGLA” (world’s greatest living authority) because of his broad fund of information. How does the current size of Tom’s brain compare to when he was in college?