He is only 15 years old, but with his 2.23 meters, Bob Van Steen from Leuven is on course to become the tallest Belgian. How come Bob is more than half a meter taller than our reporter Esther who interviewed him? Are we all still getting bigger? Which tricks can help you easily predict how big you will become? Professor of pediatric endocrinology and growth specialist Jean De Schepper (UZ Brussels) explains.

ttn-3