How short of breath did you get walking up 20 stairs (2 flights) without stopping over past 7D
how short of breath did you get walking up 20 stairs (2 flights) without stopping over past 7d
How short of breath did you get walking up 20 stairs (2 flights) without stopping over past 7 days
how short of breath did you get walking up 20 stairs (2 flights) without stopping over past 7 days