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Skeptic Challenge Guide

A Test to Prove that Extreme Endurance from Xendurance Increases Performance

Extreme Endurance Skeptic One Week Challenge

What you need

Skeptic Challenge Guide

A Test to Prove that Extreme Endurance from Xendurance Increases Performance

On day one you do a workout and track your results. Then you take Extreme Endurance for a week, redo that same workout on day seven and compare the two.

The guide gives you the day-by-day plan, the workouts to pick from, and a spot to write down your Day 1 and Day 7 results.

To complete the challenge you need to have Extreme Endurance from Xendurance.

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How it works

One week challenge guidelines

  1. Day 1: TestDo one of the challenge workouts, or come up with your own, and track your result. Make a note of how you feel during and after. Later that day, start taking Extreme Endurance: 3 tablets in the morning and 3 in the evening.
  2. Days 2 to 7: Keep taking itSame dose, 3 tablets in the morning and 3 in the evening. Keep eating, training and resting the way you normally do.
  3. Day 7: RetestDo the exact same workout again and track your result. Compare Day 1 to Day 7, then email me what happened at mike@bigmikebehrens.com.

Pick your workout

One week challenge workouts

Choose the workout that best fits your training style. The key is tracking your results and being aware of the changes you feel.

CrossFit

“Helen” or “Karen,” for time.

Bodybuilding

Bench press to failure, rest 3 minutes, then push-ups to failure.

Running

4 x 200 meters at max effort, or a 1 mile time trial.

Rowing

5 x 1 minute at max effort with a minute of rest between.

Or choose your own workout focusing on a repetitive motion to create lactic acid build up and burnout of the muscle group.

Before you start

Purchase Extreme Endurance Now

To complete the challenge you need to have Extreme Endurance from Xendurance.

Xendurance backs it with a 60 day money-back guarantee. As an affiliate I receive a commission from your purchase.

Buy Extreme Endurance Now
Mike Behrens

Who wrote it

Mike Behrens

Credentials

  • NASM Certified Sports Nutrition Coach
  • CrossFit Level I Trainer
  • CrossFit Nutrition I
  • 12+ Years in Supplement Industry
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Take the Challenge

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