A large scientific study among thousands of Sportvasters shows that people lose on average 5-8% of his or her body weight . In women, this is 2 - 4 kg and 3 - 6 kg in men.

During Sportfasting by Fittergy, a lot of fluid and sugars disappear from the muscles – not the muscle proteins. As a result, the muscles TEMPORARILY decrease in volume. When you are allowed to eat again, the muscle volume returns. Research by the VU Amsterdam on muscle biopsies from Sportvasters has even shown an increase in muscle fiber cross-section, or hypertrophy. That is the bigger and stronger muscles. The hypertrophy arises when following the nutrition and training guidelines of the Fittergy Coach.

Sportfasting by Fittergy is a tough training program where you have to be fit and without medical complaints. Many people have medicines for prevention, for example for high cholesterol. In such cases, Sportfasting is often possible, but the Fittergy Coach will examine whether this is the case in each individual case. A very nice alternative to Sportvasten by Fittergy is Vegan Flex by Fittergy. In this 10-day course your body also makes a switch and this course can be followed by almost everyone without reservation.

During 10 days you do an intensive endurance training of 20 - 30 minutes per day. For example, you can go cycling, cross training, running or rowing. Your Fittergy Coach determines the right intensity for you based on your training heart rate.

Sportfasting by Fittergy is a tough training program for which you need to be in good shape. Within a short period of time, it provides a lot of fitness and health benefits. With Sportfasting by Fittergy you switch from sugar to fat burning. Your weight loss after 10 days can be as high as 4 kg for women and up to 6 kg for men. Vegan Flex by Fittergy is a detoxification treatment. Women lose up to 2 kg and men can lose up to 4 kg. An increase in energy and vitality is the result. With Vegan Flex by Fittergy the main focus is on nutrition and less on sports. Exercise is important for a good result. For maximum results, you can combine Sportfasting and Vegan Flex by Fittergy.