So, you want to know how get an intense cardio workout in only four minutes . . . no problem. It's called a tabata workout.
Tabata workouts are a great way to increase your cardiovascular capacity while increasing your strength.
Keep in mind that a tabata workout is intense, and if you aren't exhausted by the end of 4 minutes, you need to push yourself harder next time.
That said, here's Do a Tabata Workout and Get an Intense Cardio Workout in 4 Minutes:
Instructions
1. See a physician before starting any intense cardio training program like this Tabata Workout.
2. Since you won't follow the advice in Step 1, start slowly. When done correctly, a Tabata Workout is very intense. Be sure you don't burn yourself out in the first two minutes!
3. Position yourself where you can see a clock with a second hand. Timing is everything with a Tabata Workout.
4. Pick any repetitive exercise (Push-ups, sit-ups, squats, pull-ups, jumping jacks, etc.) You can do a Tabata workout with pratically any real exercise.
5. Begin - do as many repetitions as you can in exactly 20 seconds. Go hard, fast, and intense (but do not stop to rest).
6. Once you've done exactly 20 seconds of your exercise, stop and rest for exactly 10 seconds.
7. Do this for four minutes - 20 seconds on and 10 seconds off. That's a total of 8 cycles of 20/10.
8. Take some deep breaths. Your done with your Tabata Workout.
Tags: Tabata Workout, exactly seconds, Cardio Workout, Cardio Workout Minutes, four minutes, Intense Cardio, Intense Cardio Workout