scientific study what happens if you take ten babies and flip them and ten babies and you don't flip them. i think at the end of the day there's a matter of faith. and there is a small group in russia that do this. it's a small minority but they have a lot of faith in it. >> the baby's father, sasha, thinks that fokina, not the girl's mother, is on to something. >> sasha, the father, believes in this. he has gone down to egypt before and spent time with her, and i think is a big part of their lifestyle. >> in fact, he still swings his daughter, who is shown here as a 2-year-old toddler. he says she is happy and healthy. while this video represents an extreme version of dynamic gymnastics, thornburg says this practice is at least partly in line with the russian approach to fitness and health. >> russians expect a certain amount of virility. they are the people who sit in hot, you know, saunas and beat themselves with sticks then run