There are a number of places where you could find home videos for the 80s workout show 20 minute workouts. Many video stores will have this.
One can find a 20 minute workout for beginners on YouTube. On YouTube there is a channel called 'Six Pack Shortcuts' and this channel provides beginner workouts.
You can find resources on a 20 minute workout at the following places online . I hope these sites are helpful for you www.womenshealthmag.com/fitness/workout-downloads , and www.active.com/swimming/.../Tighten_your_abs_with_this_simple_...
If one wanted to find information about 20 minute workout they could search the net for the relevant information which they require. There are many places that provide this service for free.
Effective 20 minute workout programs for every fitness level can be found at many websites. The most popular websites for 20 minute exercise plans are Lifehacker, Bodybuilding and Hussman Fitness.
If you go to women-workout-routines.com you will find a free 10 minute workout tape which can be downloaded to you computer. You can also purchase a 10 minute video tape from amazon.com or ebay.com at a discount.
You can find a quality resistance band workout posted on YouTube and also on some fitness blogs. The 10 minute trainer also has great resistance band workout.
I found at site on the four minute workout . It says that the four minute workout can actually get you in better shape then a 30 minute workout. Here is the site for you to look at www.shape.com/fitness/.../tabata-4-minute-fat-burning-miracle-work...
People say this new 4 minute workout is really good on a person. It helps with their complete make over and can be a great workout in a short period of time stephencabral.com/2011/02/4-minute-workout/
I do not think it is the "number of strides." It is achiving your THR (target heart rate) and maintaining that rate x 20-30 minute that constitutes an good workout.
To maximize the benefits of a 20-minute walking treadmill workout, you can increase the intensity by adjusting the speed or incline, incorporate intervals of higher intensity, focus on maintaining proper form and posture, and ensure consistency by making it a regular part of your routine.
Fitness magazines typically have websites that can be searched to find a short workout for a wide range of skill and fitness levels. Otherwise, YouTube could help you find a video of a workout, which you can change and modify to your needs, but will help you to understand exactly what it is needed in the workout. It's like having your own trainer!