Just running or other cardio exercises done on their own, do not help to maintain muscle. (personaltraining4u.net)
Guess what, any other cardio exercise like cross trainer, cycling, rowing etc. also works on cardiovascular system exactly same way. (personaltraining4u.net)
Don't forget to check our other cardio exercise equipment like our latest Weighted Vests to drastically boost your body workouts. (fitnessultimate.com)