Not only is it one of the cheapest fitness activities around but including jump rope in your weekly winter workout routine will greatly increase oxygen levels in the blood. (fitbodyhq.com)
The focus of aerobic exercises is at strengthening your cardiovascular system, providing your body with the necessary stamina by increasing the oxygen flow. (fitnessandpower.com)
It packs on dense mass by increasing oxygen delivery to your muscles and improving nitrogen retention. (fitness-baron.com)