20-21 is a fusion of callisthenics, yoga asana, NLP (Neuro-Linguistic Programming) and Meditation. His training is based on the premise that 20 minutes is the amount of time that a person can concentrate on a task without becoming distracted; and that creating a positive mental habit takes 21 days to improve your shape, strength and flexibility.
Ik heb een vraag over het boek: ‘20-21: Move Your Body, Change Your Mind - Leal, Wayne’.
Vul het onderstaande formulier in.
We zullen zo spoedig mogelijk antwoorden.
