Plank Challenge 4 minutes
Plank - Strength training - exercise your abs, back and arms.
| Category | Price | Seller | Device |
|---|---|---|---|
| Health & Fitness | Free | Bo Kalvslund | iPhone, iPad, iPod |
The training program enables you to make the plank for 4 minutes after 5 weeks.
Train for 4 days. Pause for 3 days. The break gives the muscles time to develop.
Intensive strength in short periods of time, is an effective way to train without risk of injury.
Take the challenge: Make the plank for 4 minutes after 5 weeks of exercise.
Make from 1-100 push-ups. Increase the number of push-ups in your own pace.
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