"OK bro, I finished my workout. We can try that cardio wind-down you mentioned."
tumblr.com category @lepota
The new school uniform might not be great for winter, but good for cardio.
imgur.com category @thinksexual
imgur.com category @mcpdx
Not a single cardio/Abs. exercise was done for the past 8 months, but it's still there!
imgur.com category @danzy96q
[M/S] Mom and son have been getting up early to exercise together. Cardio is important.
imgur.com category @clowns4mom