Cardio Question......

i really wanna get my cardio up, but i hardly have anytime to work at what arre the best things i can do in a short amount of time and how lond does it take really tell if your cardio is improving??? thanks

Do interval training, Burpees,gpp etc.. they'll give
you great results and you can do them anywhere.

let me know if you need samples

google "tabata intervals". takes less than 4 minutes and they work great.

hey thanks, i checked the tabata intervals, looks like a really good workout, thanks guys

what are burpees?

It's like military squat thrusts, exept you also throw a pushup in it.